j.r. mcneill and william h. mcneill, the human web: a bird’s eye view of world history (norton, 2003)
Answers
J. R. McNeill and William H. McNeill the human web: a bird’s eye view of world history and a revealing framework of analysis.
Human webs are demonstrated by J. R. McNeill and William H. McNeill to be an essential element of world history and an insightful analytical framework. The McNeills give us a synthesising picture of the major trends in world history in a comprehensive, open-ended, and succinct explanation while avoiding any environmental or cultural determinism.These kinds of world-historical issues, which have been the focus of important books by Jared Diamond, David Landes, and others, are particularly important right now as international tensions rise. Two renowned historians, a father and son, explore the webs that have bound people together in patterns of interaction and exchange, collaboration and competition, since the beginning of time in a passionate and novel contribution to this accelerating conversation.To learn more about human web.
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Related Questions
Which is the primary advantage of sexual reproduction over asexual reproduction?
A. The offspring are identical to the parents.
B. There is a longer development time for offspring.
C. The offspring are born alive, rather than from eggs.
D. The offspring inherit a wider variety of genetic information.
Answers
Answer:
The primary advantage of sexual reproduction over asexual reproduction is that the offspring inherit a wider variety of genetic information. Through sexual reproduction, the offspring receive genetic material from two different individuals, allowing them to benefit from a greater diversity of traits. Asexual reproduction, on the other hand, only involves a single individual, so the offspring typically have less genetic variation.
Make Me As a Braineliest If You LikeAnswer: The correct answer is D " The Offspring Inherit a wider variety of genetic information". Sexual reproduction main advantage is the offspring do indeed get a larger variety of genetic information. The greater genetic diversity benefits the offspring in many different ways.
Coral reefs support less than 25 percent of marine life. True False
Answers
Answer:
True
Explanation:
The variety of species living on a coral reef is greater than in any other shallow-water marine ecosystem, making reefs one of the most diverse ecosystems on the planet. Covering less than one percent of the ocean floor, coral reefs support an estimated 25 percent of all known marine species
Answer:
false
Explanation:
Coral reefs support an estimate 25 percent of all marine life.
How do scientists explain the slow rotation of the sun with respect to the rest of the solar system?
Answers
Answer:
The Sun rotates on its axis once in about 27 days. This rotation was first detected by observing the motion of sunspots. The Sun's rotation axis is tilted by about 7.25 degrees from the axis of the Earth's orbit so we see more of the Sun's north pole in September of each year and more of its south pole in March.
Since the Sun is a ball of gas/plasma, it does not have to rotate rigidly like the solid planets and moons do. In fact, the Sun's equatorial regions rotate faster (taking only about 24 days) than the polar regions (which rotate once in more than 30 days). The source of this "differential rotation" is an area of current research in solar astronomy.
Answer:
To explain this problem, evolutionist propose a mechanism of magnetic field breaking.
Explanation:
for fun
if you had to choose what animal would you be^-^
Answers
Answer:
Husky. Why not?
Explanation:
Having hair on the back of the hand is a dominant trait, and not having the
hair is a recessive trait. Which set of parents will have only children without
hair on the backs of their hands?
O A. A mother with hh and a father with Hh
B. A mother with hh and a father with hh
O C. A mother with Hh and a father with Hh
O D. A mother with HH and a father with Hh
Answers
Answer:
B
Explanation:
This is because these parents solely have no hair on the back of their hands, and don't have the trait to possibly give their child hair on the child's hands.
Question number 2
In which layer of the Earth is the Lithospere Located?
a.Lowermost part of the mantle and crust
b.in the inner core
c.at the outer core
d.Uppermost part of the mantle and crust
pls answer this question thankyou!
Answers
Which motor proteins are associated with microtubules? Describe their distinct functions
Answers
There are two main motor proteins that are associated with microtubules: kinesin and dynein. Kinesin moves towards the plus end of the microtubule, while dynein moves towards the minus end.
Kinesin plays a crucial role in transporting organelles and vesicles along microtubules toward the cell periphery and is also involved in the separation of chromosomes during cell division.
Dynein, on the other hand, is responsible for transporting organelles and vesicles toward the cell center and is also involved in the positioning of the mitotic spindle during cell division.
Additionally, both kinesin and dynein play important roles in the transport of molecules within neurons, which is essential for proper neural function.
Kinesin is responsible for transporting molecules from the cell body toward the axon terminal, while dynein is responsible for transporting molecules from the axon terminal toward the cell body.
Overall, the distinct functions of kinesin and dynein are crucial for many cellular processes, including cell division and neural function.
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During ___________, the cell grows, makes a DNA copy, and prepares to split into two cells
Answers
Answer:
Interphase
Explanation:
after 1 day, there is only 1 cell. after 2 days, there are 5 cells. a. a rare bacterial culture is being grown in a lab. as the days progress, the cells multiply and grow. after 1 day, there is only 1 cell. after 2 days, there are 5 cells. after 3 days, there are 10 cells. after 4 days, there are 16 cells. which recursive equation represents the pattern? (2 points) an
Answers
In conclusion, the recursive equation C(n) = C(n-1) + (n-1)² represents the pattern of cell growth where the number of cells on day n depends on the number of cells on the previous day and the growth rate.
The recursive equation that represents the pattern is given by the formula:
C(n) = C(n-1) + (n-1)²
where C(n) represents the number of cells after n days.
To understand this equation,
let's break it down step by step:
1. "C(n-1)" represents the number of cells after one less day (n-1). This is because to find the number of cells on day n, we need to know the number of cells on the previous day (n-1).
2. "(n-1)² " represents the growth rate of the cells. Each day, the number of cells increases by the square of the number of days passed minus one. For example,
on day 2, the growth rate is (2-1)²
= 1²
= 1.
On day 3, the growth rate is
(3-1)²
= 2²
= 4.
By adding the growth rate to the number of cells on the previous day, we can find the number of cells on the current day.
In conclusion, the recursive equation C(n) = C(n-1) + (n-1)² represents the pattern of cell growth where the number of cells on day n depends on the number of cells on the previous day and the growth rate.
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1. A system formed by the interaction of a community of organisms with its environment
A) Terrarium
B) Ecology
C) Community
D) Ecosystem
2. The branch of Biology dealing with the relations and interactions between orgainisms and their environment
A) Biology
B) Zoology
C) Ecology
D) Sunology
3. A series of organisms interrelated in their feeding habits, the smallest being fed upon by a larger one.
A) Food Rope
B) Food Necklace
C) Food web
D) Food Chain
4. A glass sided tank, bowl in which aquatic animals live
A) Aquarium
B) Terrarium
C) Shark Tank
D) Ecolumn
5. A glass container chiefly enclosed for growing and displaying plants
A) Ecolumn
B) Aquarium
C) Terrarium
D) Shark Tank
6. The process in which plants make their food
A) Photography
B) Photo of me
C) Photocholor
D) Photosynthesis
7. The green color of the plant is called
A) chloromore
B) chlorophyll
C) chloroless
D) colorplast
8. The continous sequence of natural processes by which nitrogen in the atmosphere and nitrogenous compounds in the soil are converted
A) Nitrogen Cycle
B) Water Cycle
C) Motorcycle
D) Compost Cycle
9. When a seed begins to grow and develop
A) Transpiration
B) Germs
C) Germination
D) Evaporation
10. The interrelated food chains in an ecological community
A) Food Rope
B) Food Necklace
C) Food Web
D) Food Chain
11. Animals and plants that live in water are called ______
A) Aqua
B) Aquatic
C) Wet
D) Aquamarine
12. A person or thing that eats
A) Producer
B) Comptroller
C) Consumer
D) director
13. An animal that only eats plants is called a
A) Omnivore
B) Herbivore
C) Univore
D) Carnivore
14. An animal that only eats other animals is called a
A) Univore
B) Omnivore
C) Carnivore
D) Herbivore
15. An animal that eats both plants and animals is called a
A) Herbivore
B) Carnivore
C) Univore
D) Onmivore
16. Humans are carnivore.
A) True
B) False
17. The Sun is a
A) Tertiary Producer of energy
B) Secondary source of energy
C) producer of water
D) Primary producer of energy
18. The green color of plants is produced from organelles called
A) cell membranes
B) cytoplasm
C) chloroplasts
D) vacuoles
19. Consumers in an ecosystem serve a 'healthy' role for a species by consuming animals that are either too weak or too _________________.
A) hyper
B) young
C) fast
D) old
20. Along a food chain, the role of __________________________ is to help return or recycle the primary chemical compounds of organisms back to the chain: carbon, hydrogen, nitrogen, and other minor compounds.
A) consumers (lions, tigers)
B) decomposers (bacteria, fungus)
C) producers (plants, trees)
D) prey (deer, water buffaloes)
Answers
1. D) Ecosystem
2. C) Ecology
3. D) Food Chain
4. A) Aquarium
5. C) Terrarium
6. D) Photosynthesis
7. B) chlorophyll
8. A) Nitrogen Cycle
9. C) Germination
10. C) Food Web
11. B) Aquatic
12. C) Consumer
13. B) Herbivore
14. C) Carnivore
15. A) Omnivore
16. B) False
17. D) Primary producer of energy
18. C) chloroplasts
19. D) old
20. B) decomposers (bacteria, fungus)
1. An ecosystem refers to a system formed by the interaction of a community of organisms with their environment, encompassing both living (biotic) and non-living (abiotic) components. It includes various organisms, their habitats, and the flow of energy and nutrients within the system.
2. Ecology is the branch of biology that focuses on the study of the relationships and interactions between organisms and their environment. It explores the interconnections between organisms, their physical surroundings, and the influence of factors such as climate, resources, and human activities.
3. A food chain is a series of organisms that are interrelated in their feeding habits, with each organism being consumed by the next in the chain. It represents the transfer of energy and nutrients from one organism to another in a linear sequence.
4. An aquarium is a glass-sided tank or bowl designed for the housing and display of aquatic animals. It provides a controlled aquatic environment for the organisms to live and thrive.
5. A terrarium is a glass container, primarily enclosed, used for growing and displaying plants. It provides a controlled environment for plants to grow, usually with a lid to create a mini-ecosystem.
6. Photosynthesis is the process by which plants, algae, and some bacteria convert light energy from the sun into chemical energy in the form of glucose. It involves the absorption of sunlight, carbon dioxide uptake, and the release of oxygen.
7. The green color of plants is primarily attributed to chlorophyll, a pigment found in chloroplasts. Chlorophyll plays a crucial role in capturing light energy during photosynthesis, which is essential for the production of carbohydrates in plants.
8. The nitrogen cycle is a continuous sequence of natural processes by which nitrogen in the atmosphere and nitrogenous compounds in the soil are converted and transformed. It involves nitrogen fixation, nitrification, assimilation, ammonification, and denitrification, ensuring the availability and recycling of nitrogen in ecosystems.
9. Germination refers to the process in which a seed begins to sprout and develop into a new plant. It involves the absorption of water, activation of enzymes, and the emergence of a young shoot or root from the seed.
10. A food web represents the interrelated food chains within an ecological community. It illustrates the complex network of feeding relationships, showcasing the flow of energy and the transfer of nutrients between organisms in an ecosystem.
11. Animals and plants that live in water are referred to as aquatic. The term describes their habitat, which can include freshwater bodies like rivers and lakes, as well as marine environments such as oceans and seas.
12. A consumer is a person or thing that consumes or eats. In the ecological context, it refers to an organism that obtains energy and nutrients by consuming other organisms.
13. A herbivore is an animal that exclusively eats plants as its primary source of nutrition. It has adapted physiological and anatomical features to digest plant material effectively.
14. A carnivore is an animal that solely consumes other animals as its primary food source. It possesses specific
15. An omnivore is an animal that has a diet consisting of both plant matter and animal tissue. It has the ability to consume and digest a variety of food sources, including both plants and animals.
16. False. Humans are not classified as carnivores. They are considered omnivores because their diet can include both plant-based foods and animal-based foods.
17. The Sun is considered the primary producer of energy. Through the process of photosynthesis, plants and other photosynthetic organisms capture sunlight and convert it into chemical energy, which fuels the entire food chain.
18. The green color of plants is produced from organelles called chloroplasts. Chloroplasts contain the pigment chlorophyll, which absorbs sunlight and plays a vital role in photosynthesis, allowing plants to convert light energy into chemical energy.
19. Consumers in an ecosystem serve a crucial role for a species by consuming animals that are either too weak or too old. They help regulate population sizes and maintain the overall balance and health of the ecosystem.
20. Decomposers, such as bacteria and fungi, play a vital role in returning or recycling the primary chemical compounds of organisms back into the food chain. They break down dead organic matter and waste materials, releasing essential nutrients and completing the nutrient cycle.
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1. A system formed by the interaction of a community of organisms with its environment is called ecosystem.
2. The branch of Biology dealing with the relations and interactions between orgainisms and their environment is called Ecology.
3. A series of organisms interrelated in their feeding habits, the smallest being fed upon by a larger one is called Food Chain.
4. A glass-sided tank, bowl in which aquatic animals live is called Aquarium.
5. A glass container chiefly enclosed for growing and displaying plants is called Terrarium.
6. The process in which plants make their food is called Photosynthesis.
7. The green color of the plant is called chlorophyll.
8. The continuous sequence of natural processes by which nitrogen in the atmosphere and nitrogenous compounds in the soil are converted is called the Nitrogen Cycle.
9. When a seed begins to grow and develop is called Germination.
10. The interrelated food chains in an ecological community is called Food Web.
11. Animals and plants that live in water are called Aquatic.
12. A person or thing that eats is called Consumer.
13. An animal that only eats plants is called a Herbivore.
14. An animal that only eats other animals is called a Carnivore.
15. An animal that eats both plants and animals is called an Omnivore.
16. Humans are Omnivore.
17. The Sun is a Primary producer of energy.
18. The green color of plants is produced from organelles called chloroplasts.
19. Consumers in an ecosystem serve a 'healthy' role for a species by consuming animals that are either too weak or too old.
20. Along a food chain, the role of decomposers (bacteria, fungus) is to help return or recycle the primary chemical compounds of organisms back to the chain:
carbon, hydrogen, nitrogen, and other minor compounds.About EcosystemAn ecosystem is an ecological system formed by an inseparable reciprocal relationship between living things and their environment. An ecosystem can also be said to be a complete and comprehensive unitary arrangement between all elements of the environment that influence each other.
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All the cells of one organisms share the genome. However, during development, some cells develop into skin cells while others develop into muscle cells. How can the same genetic instructions result in two different cell types in the same organism? Thoroughly explain your answer.
Answers
Despite having the same genome, the cells in the body differentiate differently because the expression of genes is affected by the surrounding signals a cell receives. Thus, the expression of a gene may be turned on at one location and it may remain off at another location.
Genome is the sum total of all the genes present inside an organism. Genes are the basic hereditary factors that code for each and every characteristic inside the body. For example, the human genome is composed of 23 pairs of chromosomes.
Gene expression is the process of forming the functional forms of genes like the RNAs or proteins. This includes the various processes like replication, transcriptions and translation.
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What is one defining feature of a prokaryotic cell? A. ribosomes B. Nucleus C. Flagella D. Nucleoid
Answers
Answer:
D. Nucleoid
Explanation:
As prokaryotic cells do not have any organelles, they use a nucleoid to store their prokaryotic DNA.
sister chromitids are attached to each other at an area called the.
Answers
Answer:
Sister chromatids are two identical copies of the same chromosome formed by DNA replication, attached to each other by a structure called the centromere. During cell division, they are separated from each other, and each daughter cell receives one copy of the chromosome.
Explain what fermentation is
Answers
Answer:
explanation v
Explanation:
1. the chemical breakdown of a substance by bacteria, yeasts, or other microorganisms, typically involving effervescence and the giving off of heat.
2. agitation; excitement.
hope that helps <3
I need help! Please I beg of you?!?
Answers
Answer:
Build lodging places at the shore to maximize the visitors who come
Explanation:
Consider 8 drug offenders randomly chosen from this population. what is the probability that at least 2 of the 8 drug offenders are convicted within two years after treatment?
Answers
To find the probability of at least 2 drug offenders being convicted, we sum up the probabilities of exactly 2, 3, 4, 5, 6, 7, and 8 drug offenders being convicted.
To find the probability that at least 2 out of 8 drug offenders are convicted within two years after treatment, we can use the concept of binomial probability.
First, we need to determine the probability of a single drug offender being convicted within two years after treatment. Let's assume this probability is 0.10 (10%).
Now, let's calculate the probability of exactly 2 drug offenders being convicted. We can use the binomial probability formula:
P(X=k) = (n C k) * p^k * (1-p)^(n-k)
where:
- n is the number of trials (8 in this case)
- k is the number of successes (2 in this case)
- (n C k) represents the combination of n choose k
- p is the probability of success (0.10 in this case)
- (1-p) is the probability of failure (1 - 0.10 = 0.90)
P(X=2) = (8 C 2) * (0.10)^2 * (0.90)^(8-2)
Next, we need to calculate the probability of exactly 3, 4, 5, 6, 7, and 8 drug offenders being convicted using the same formula.
Finally, to find the probability of at least 2 drug offenders being convicted, we sum up the probabilities of exactly 2, 3, 4, 5, 6, 7, and 8 drug offenders being convicted.
P(at least 2 convicted) = P(X=2) + P(X=3) + P(X=4) + P(X=5) + P(X=6) + P(X=7) + P(X=8)
You can plug in the values into the formula and calculate the probability using a calculator or statistical software. Remember to calculate the combinations using the formula (n C k) = n! / (k!(n-k)!) where "!" denotes factorial.
It's important to note that the specific probability of a drug offender being convicted within two years after treatment and the actual number of drug offenders convicted within the population are not provided in the question.
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Help! Science work!!
Answers
(Don’t mind this gei ixjdhheusudhehshhd)
when squids that contain luminescent bacterial symbionts hatch, they do not contain a bacterial symbiont. symbiont transmission in this symbiosis is:_____.
Answers
A natural and manageable system where closely related but genetically distinct organisms compete for a single habitat or host niche is the Vibrio-squid symbiosis.
What is bacterial symbiont vertical transmission?The transfer of a microbial symbiont from the parent to the offspring directly is known as vertical transmission of symbionts. Symbiotic bacteria that operate in a mutualistic, commensal, or parasitic manner are found in many metazoan species. A host can obtain a symbiont through horizontal, vertical, or mixed transfer.
Where may one find symbiotic bacteria?Bacteria that dwell in or on plant or animal tissue are known as symbiotic bacteria. Symbiotic bacteria in the digestive system aid in the breakdown of fiber-containing meals. They also aid in vitamin production. Hydrothermal vents may be surrounded by symbiotic microbes.
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Looking back, I was sure that I was going to die that November afternoon. Tornado watches in Alabama are as common as eggs are for breakfast. So much so, that I had begun to ignore them altogether. This disregard for Mother Nature’s power nearly proved fatal for me and my sister. As we approached a fresh red light on a main thoroughfare through Huntsville, I glanced at the sudden peculiar coloring of the sky. The unusual hue and the stillness of the air gave me a sudden sense of uneasiness. The light changed and we made the left turn that would lead us home. It was after the turn that everything around me seemed to be occurring in slow motion. I heard it before I saw anything. At first I was sure that a train or a big truck was directly behind the car. Then I saw the debris, not the image of swirling winds we tend to associate with a tornado, but trash and wires and dirt. I remember a sudden feeling of weightlessness as we were lifted off of the ground. Strangely, she lifted us up like a feather on a breeze. It seemed more like floating than flying until she launched us from her grip with a fury few will ever understand.
2 While I cannot remember the actual impact, pictures from the aftermath tell the story word for word. The tin can that once was a car was belly up in the top of a 100 foot maple. We hung there for hours, oblivious to the disaster around us. When rescuers could finally get to us, power lines made it too dangerous to touch the metal car. I awoke first 32 days after my ride in the sky and remembered much of the ordeal. My sister however, after lying in a coma for nearly three months, has no recollection of any detail from her life before the accident. Lack of oxygen erased her past. My physical wounds have long since healed, but I spend many hours below ground. The slightest hint of thunder or an awkward colored sunset sends me racing to my life below to hide from her.
Question
The author of this passage uses which literary device?
Responses
A ironyirony
B allusionallusion
C foreshadowingforeshadowing
D flashbackflashback
Answers
The author of this passage uses D, flashback as the literary device to tell the story.
What is flashback?A flashback is a literary device that allows a writer to describe events that occurred before to the current period in the story. It is a method that stops the chronological flow of a tale to enlighten readers about what happened previously. Flashbacks are frequently utilized to set the scene, provide character background, or build tension and suspense.
They can take several forms, including memories, dreams, and stories recounted by other characters. A flashback's goal is to assist the reader in understanding the current situation or to give light on the character's motives, feelings, and experiences.
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What kind of organisms are rotifers?
multicellular
vertebrates
photosynthetic
unicellular
Answers
Answer:
Multicellular
Explanation:
they live in fresh water ponds and feeds off of some single cellular bacteria and organism.
Which hormones is a part of the rapid response (rather than the prolonged response) to stress? view available hint(s)for part a cortisol epinephrine aldosterone adh (vasopressin)
Answers
The hormone which is a part of the rapid response (rather than the prolonged response) to stress is vasopressin.
The hormone which is a part of the rapid response (rather than the prolonged response) to stress is vasopressin. Hormones are the chemicals in our bodies that send messages between cells and organs, controlling almost every bodily function. There are several different hormones that are produced in response to stress, and they have different effects on the body.
Vasopressin is a hormone that is produced in the hypothalamus and stored in the pituitary gland. It is released in response to stress and acts to increase blood pressure and reduce urine output. It is a part of the rapid response to stress because it acts quickly to increase blood pressure and ensure that vital organs receive enough oxygen and nutrients.
In addition to vasopressin, there are other hormones that are involved in the stress response, including cortisol, epinephrine, and aldosterone. These hormones are part of the prolonged response to stress, which occurs over a longer period of time. Cortisol, for example, is involved in regulating blood sugar levels, while epinephrine and aldosterone help to increase blood pressure and provide energy to the body.
In conclusion, vasopressin is the hormone that is a part of the rapid response to stress. It acts quickly to increase blood pressure and ensure that vital organs receive enough oxygen and nutrients. Other hormones, such as cortisol, epinephrine, and aldosterone, are part of the prolonged response to stress, which occurs over a longer period of time.
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Please help!!
Indicate which of the letters X, Y, and Z in the model represents DNA helicase, DNA polymerase, or hydrogen bonds
Answers
Answer:
Y hydrogen bonds
X DNA helicase
Z DNA polymerase
Please help me order these from least to greatest???
Answers
Rock moves outward, A crack forms, Magma pushes upward, Magma hardens
– Heart Rate Investigation
Students will investigate their heart rate during different physical activities.
They will measure their resting heart rate and then record their heart rate after
performing activities such as walking, running, or jumping.
They are to compare and analyse their heart rate data, noting any changes based
on activity intensity.
They will explain the relationship between heart rate and physical activity
Answers
The investigation on heart rate during different physical activities involves students measuring their resting heart rate and recording their heart rate after performing activities like walking, running, or jumping. They will compare and analyze the data to note any changes based on the intensity of the activity. The goal is to explain the relationship between heart rate and physical activity.
Heart rate is an essential indicator of cardiovascular fitness and provides insights into how the body responds to physical exertion. When the body engages in physical activity, the heart works harder to supply oxygen and nutrients to the muscles. As a result, the heart rate increases.
During rest, the heart beats at a baseline rate known as the resting heart rate. As individuals engage in different activities with varying intensities, their heart rate will respond accordingly. Light activities like walking may result in a moderate increase in heart rate, while more vigorous activities like running or jumping will lead to a more significant increase.
By comparing and analyzing their heart rate data, students can observe the relationship between heart rate and physical activity intensity.
They will likely find that higher-intensity activities elicit higher heart rates. This relationship demonstrates how the heart adapts to meet the increased demand for oxygen and energy during exercise.
Understanding this relationship is crucial for assessing cardiovascular fitness and designing appropriate exercise programs to improve heart health.
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How does the amount of carbon the us emits compare to the other countries
Answers
The U.S emitted 5.1 billion metric tons of energy-related carbon dioxide, while the global emissions of energy-related carbon dioxide totaled 32.5 billion metric tons.
Which substance will help in seed germination and indicates to the plant that the stem must elongate to reach the light?
Answers
The substance that will help in seed germination and indicates to the plant that the stem must elongate to reach the light is Auxin.
The substance responsible for cell elongation is auxin. This phytohormone is formed in cells at the tip of the shoot and is then passed from cell to cell. As such, the hormone is shuttled through many cells of the plant before it reaches its final destination.
What is the role of auxin?Even though many subsequent observations have supported this model, up to now there has been no definite proof that auxin is in fact involved in this process. Prof. Christian Fankhauser from UNIL (Université de Lausanne) in Switzerland explains why: "Up to now, all plants with a known defect in auxin transport showed a normal phototropism. How then could auxin transport be essential for this process?"
It was found that when several of the PIN and kinase components were missing, plant growth was completely unresponsive to the light signals that trigger phototropism. The auxin transport mechanism in these mutant plants was severely impaired: The plants grew upwards, away from the gravitational pull, irrespective of the light source. This helped the scientists prove for the first time that the hormone auxin definitely is the substance that drives phototropism.
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please answer this correctly
Answers
Answer:
b. Latituded. Degreesb. Equatora. Prime Meridianb. LongitudeExplanation:
1. The imaginary line that extends horizontally from east to west on a map or a globe that measures distance is called latitude.
2. Degrees are not part of the globe.
3. The Equator is known as zero latitude.
4. The Prime Meridian is an imaginary line which lies on zero degrees longitude.
5. Longitude describes the places in degrees north or south of an equator.
describe the development of antibiotic resistance in terms of evolution by natural selection. why is
Answers
The spread of antibiotic resistance in pathogenic bacteria is a simple example of evolutionary adaptation by natural selection.
How is development of antibiotic resistance a natural selection?Bacteria can become resistant to certain antibiotics, over time which is an example of natural selection. In large population of bacteria, there are some that are not affected by antibiotic. They survive and reproduce more bacteria that are not affected by antibiotic.
Bacteria become resistant to antibiotics through mutations that changes the cellular targets of antibiotics.
When bacteria are exposed to an antibiotic, those most susceptible to antibiotic die quickly, leaving any surviving bacteria to pass their resistant features to succeeding generations.
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What else is produced during the combustion of propane, C3H8?
H2O
C3H8
O2
C3H8O2
Answers
What else is produced during the combustion of propane, C3H8 is H20, but to understand this reaction, we need to know.....
Combustion of propaneWhen an oxidizer sold as a fuel, it is also called liquefied petroleum gas (LPG), which is a mixture of propane with small amounts of
PropyleneButane and butylene plus ethanethiolAs an odorant to prevent the normally odorless propane from going unidentified. when in leaks. It is used as fuel for stoves and in car engines.
The combustion of propane is a typically exothermic reaction with the evolution of heat:
C3H8 + 5 O2 → 3 CO2 + 4 H2O
With this information, we can say that the combustion product of propane is H2O.
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What quantity measures the amount of matter in an object?
Answers
Answer:
Mass
Explanation:
Answer: Mass
Explanation: Mass measures the amount of matter something has, weight its measured by mass x gravity. So mass would be the correct option.