Answer:
hi
Explanation:
photo
Answer:
Explanation:
Photosynthesis:
-Takes place in the chloroplast (in plants)
-6CO2 + 6H2O → C6H12O6 + 6O2.
-Anabolic reaction
-Happens in plants and some bacteria and protists
Cellular Respiration:
-Takes place in the mitochondria (aerobic - with oxygen) and in the cytosplasm (anaerobic - without oxygen)
-C6H12O6 + 6O2 → 6CO2 + 6H20 + energy
-Catabolic reaction
-Happens in all cells
Similarities
- Both need water
- ATP synthesis
- Electron transport chain
In order to pasteurize liquid foods with mild heat to effectively sterilize them so that
organisms and bacteria are inactivated, the temperature must be no less than what?
100°F
150°F
212°F
312°F
Without compromising the flavor or nutritional content of milk, pasteurization eliminates harmful microorganisms (sterilization = total bacterial eradication). Thus, option C is correct.
What are the ideal conditions to pasteurize liquid foods?Liquid food that is packaged or unpack aged is subjected to pasteurization, a mild heat treatment that involves heating the food to temperatures below 100 °C.
The product's phase transition is prevented by the heat treatment and cooling procedure. During pasteurization, liquids are cooked for a limited period of time at high temperatures.
Dairy products, tomato ketchup, and baby meals are examples of non-Newtonian fluids that can be pasteurized using shell and tube heat exchangers.
Therefore, The ideal temperature for pasteurizing liquid meals with gentle heat to effectively sterilize them and render bacteria and other microorganisms inactive is 212 °F (ca. 100 °C).
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Your colleague has collected some sediments from a mangrove swamp and then grows the bacteria from those sediments on an agar plate to determine the concentration of bacteria in those sediments.
a) Describe why the resulting bacterial concentration is an underestimate of the actual concentration of bacteria in those sediments.
b) State what method they should have used instead to more accurately determine the bacterial concentration.
From the question;
1) It may have been underestimated sue to visibility bias
2) The method of direct microscopic count or direct cell count can be employed.
What about the bacteria?On the particular agar medium employed, not all bacteria contained in the sediments may be viable or able to grow. Some bacteria might no longer be culturable or in a dormant state, which limits their capacity to grow into colonies on the agar plate. This viability bias may lead to the underestimate of the bacterial population by excluding a sizable fraction of it.
A direct microscopic count entails using a microscope to directly observe and count bacterial cells. Without the bias imposed by culture-based approaches, it provides a more thorough count of bacterial cells, including viable and non-viable cells.
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classify each of the following as an element, compound, homogeneous mixture, or heterogeneous mixture. 1.water
2.Caesar Salad
3.milk and cereal
4.Iron filings
5.blood
6.sugar
7.sand
8.sea water
9.salt
10.carbon dioxide
Caesar Salad, milk and cereal, Blood, Sand are heterogeneous mixture while water, sugar and salt are compounds and Iron filings is a element and Sea water is a homogeneous mixture
A pure substance with only one kind of atom makes up an element. The elements oxygen, hydrogen, and iron are examples.
A compound is a substance that is composed of two or more distinct elements that have been chemically bonded together in a specific proportion. Examples include sodium chloride, carbon dioxide, and water.
A combination of two or more substances that are evenly distributed at the molecular level is referred to as a homogeneous mixture. The mixture's composition is constant throughout. Examples include air, sugar water solutions, and saltwater.
A combination of two or more substances that are not distributed equally is referred to as a heterogeneous mixture. Visual differentiation between the various elements is possible and with time, they may settle or separate. A salad with various ingredients, soil and vinegar dressing are some examples.
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The Broadest, most inclusive taxonomic group shown in the table is ____.
Answer:
kingdom
Explanation:
Kingdom is most inclusive taxonomic group shown in the table.
Classification starts from Kingdom and than proceed further.Taxonomic classification divides species in a hierarchical system beginning with a domain and ending with a single species.What is classification?The method of arranging the organisms into groups is called classification. During classification organism is put into groups based on their characteristics.What are the benefits of classification?Classification facilitates the identification of organisms.It helps to establish the relationship among various groups of organisms. It helps to study the phylogeny and evolutionary history of organisms. By studying a few animals, the characteristics of the whole group can be known.To know more about classification here
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An astronaut is planning a trip to a newly-discovered planet according to the law of universal gravitation, the astronaut weight in the new planet will be greater than his weight on earth if:
The new planet has more mass than Earth but the same radius. The mass of the astronaut will be calculated by the use of Newton's gravitational equation. The weight of the astronaut depends completely on its mass and the gravitational acceleration of the planet.
Gravitational acceleration is directly proportional to the mass of the planet and indirectly proportional to the radius of the planet. Hence, when the gravitational acceleration increases the planet's mass will increase therefore the radius will decrease. The astronaut's mass will depend on these factors.
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Name all the CARBON CONTAINING molecules you can think of that the mealworms will eat.
Answer:
Organic molecules
Explanation: To find what carbon containing molecules that meal worms might eat you have to look for organic molecules such as sugar ( a molecule composed of 12 atoms of carbon since its sucrose), macro-molecules, proteins, lipids, nucleic acids, etc.
Which characteristic of water quality provides the most information regarding the health of a water system ?
The characteristic of water quality that provides the most information regarding the health of a water system is the presence of an indicator species.
What do you mean by Water quality?Water quality may be defined as the state of the water, which consist of chemical, physical, and biological characteristics, usually with regard to its appropriateness for a particular intention such as drinking or swimming.
The presence of an indicator species reveals the actual condition of the biotic and abiotic state of the environment.
Therefore, the characteristic of water quality that provides the most information regarding the health of a water system is the presence of an indicator species.
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3. Cellular respiration produces which of the following gases?
Please answer, thank you!
Answer:
The second one.
Explanation:
It has more genetic options (the different colors)
Hypotheses, theories, and laws all explain observations about the natural world, but in different ways.
A
is a statement of fact that is generally accepted to be true and universal because it has always been observed to be true.
Answer:
Explanation:
DONT KNOW SORRY
Identify and describe which relative age dating principles helped you to determine this sequence.
Relative age dating is a method used to find the chronological order of events that occurred in a particular geological area. The principles used in relative age dating include the principle of superposition, the principle of cross-cutting relationships, and the principle of original horizontality.
The relative age dating principles used to determine the sequence are:
The Principle of Superposition is the principle that explains that in a series of layered sedimentary rocks, the youngest layer is at the top while the oldest layer is at the bottom.
The Principle of Cross-Cutting Relationships states that any rock formation or event that cuts across another rock formation must be younger than the rock formation that it cuts across. An example of this is if a rock formation is intruded by another rock formation; the intruding rock must be younger than the rock it intruded.
The Principle of Original Horizontality determines that the sedimentary rocks are deposited in flat horizontal layers. If the layers are no longer horizontal, they must have been moved. An example of this is when a rock layer is tilted, it is due to some geological event that has caused the tilting.
In conclusion, by using the Principle of Superposition and the Principle of Cross-Cutting Relationships, geologists can determine the sequence of events that have occurred in a geological area.
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SPENT 100 POINTS, NEED HELP ASAP!!!
My assigned technology is GENE THERAPY!
Think about how the technology impacts the field of science and our society. Answer the following questions in your explanation:
· Why is this technology important to the advancement of science?
· What does this new technology allow- what doors are open because of this technology?
· How does this technology affect society?
· Include a picture that illustrates your point.
*** Explanation can be pretty short since it should only fit on one slide.
Explanation:
Gene therapy is a promising technology that has the potential to treat genetic disorders by replacing, removing, or modifying genes.
Why is this technology important to the advancement of science?
Gene therapy is important to the advancement of science because it provides a novel approach to treating genetic diseases that have previously been untreatable. By directly manipulating the genetic code of an individual, it is possible to address the root cause of many genetic disorders, potentially leading to improved outcomes for patients.
What does this new technology allow - what doors are open because of this technology?
Gene therapy allows for the possibility of treating genetic disorders that were previously thought to be incurable. It also allows for more targeted and personalized treatment approaches, as gene therapy can be tailored to an individual's specific genetic makeup. This technology opens the doors for developing more effective treatments for a wide range of genetic disorders.
How does this technology affect society?
Gene therapy has the potential to improve the lives of millions of people around the world who suffer from genetic diseases. This technology could reduce the burden of disease on individuals, families, and healthcare systems. However, there are also ethical and societal concerns around the use of gene therapy, such as issues related to access, cost, and potential unintended consequences of genetic manipulation.
Include a picture that illustrates your point:
[Picture of a DNA double helix with a medical symbol in the center to represent gene therapy]
Answer:
Gene therapy is a groundbreaking technology that has the potential to revolutionize healthcare. It involves the use of genetic material to treat or prevent diseases. This technology is important to the advancement of science because it allows researchers to identify and correct genetic mutations that cause diseases.
1. Why is this technology important to the advancement of science?
Ans:
Gene therapy is important to the advancement of science because it allows researchers to study the effects of specific genes on the body and to develop new treatments for genetic diseases. This technology also provides a better understanding of gene function and regulation, which can lead to the development of new drugs and therapies.
2. What does this new technology allow- what doors are open because of this technology?
Ans:
Gene therapy allows for the development of personalized medicine, where treatments are tailored to an individual's genetic makeup. It also enables the treatment of rare diseases that affect a small percentage of the population. This technology opens doors to the development of new treatments for diseases that were previously untreatable or incurable.
3. How does this technology affect society?
Ans: Gene therapy has the potential to significantly impact healthcare and society as a whole. It could lead to the eradication of genetic diseases, such as cystic fibrosis and sickle cell anemia, and reduce the prevalence of other diseases, such as cancer. However, there are also concerns about the ethics of gene therapy, including the potential for misuse and the possibility of creating "designer babies."
4: Include a picture that illustrates your point.
Ans: See atachment
Need help asap!!!!
How does the Alaska blackfish survive in waters with temperatures of 5ºF?
Answer: The Alaska blackfish survives in water with temperatures of 5ºF by producing chemicals that lower the freezing temperature of cellular fluids. This keeps the fluids of the fish from freezing, allowing it to survive.
Answer:
The Alaska blackfish survives in water with temperatures of 5ºF by producing chemicals that lower the freezing temperature of cellular fluids. This keeps the fluids of the fish from freezing, allowing it to survive.
Explanation:
please help
don't give irreverent answer
Answer:
idk why u askin boo
If it takes 160 grams of sugar to grow 10 grams of bacteria anaerobically, how many grams of sugar would be required to grow 10 grams of bacteria aerobically?
a. 10 grams: aerobic respiration is 16 times more efficient than anaerobic respiration
b. 5 grams: aerobic respiration is 32 times more efficient than 10 grams: aerobic respiration is 16 times more efficient than anaerobic respiration
c. 80 grams: aerobic respiration is 2 times more efficient than anaerobic respiration
d. 2 grams: aerobic respiration is 80 times more efficient than anaerobic respiration
e. 160 grams: there should be no difference in the amount of sugar required
The amount of sugar required to grow 10 grams of bacteria aerobically can be calculated based on the given information. The Correct option is B
If it takes 160 grams of sugar to grow 10 grams of bacteria anaerobically, then we can assume that it takes 16 grams of sugar to grow 1 gram of bacteria (160/10=16). This is the ratio for anaerobic respiration.
Aerobic respiration is more efficient than anaerobic respiration, meaning that less sugar is required to produce the same amount of bacteria. According to scientific studies, aerobic respiration is around 16 times more efficient than anaerobic respiration.
Therefore, we can divide 16 by 16 to get 1 gram of sugar required to grow 1 gram of bacteria aerobically. Multiplying this by 10 (the amount of bacteria we want to grow) gives us 10 grams of sugar required to grow 10 grams of bacteria aerobically.
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d. 2 grams: aerobic respiration is 80 times more efficient than anaerobic respiration
Respiration is a chemical reaction which takes place in all livings cells and releases energy from glucose. Anaerobic respiration occurs without oxygen and releases less energy but more quickly than aerobic respiration. Anaerobic respiration in microorganisms is called fermentation.
Aerobic respiration uses oxygen to break down sugar and produce energy for the cell, which is much more efficient than anaerobic respiration that does not use oxygen. Therefore, only a small amount of sugar is needed to produce the same amount of bacteria aerobically compared to anaerobically.
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Which molecule is a source of energy, a store of energy and can mix with water?
Answer:
carbohydrates
Explanation:
Molecules made up of sugars. Cells use carbohydrates as a source of energy and for energy storage.
The universe had a beginning and is expanding which is why galaxies appear to be moving away from us. law or theroy
Answer:
theory
Explanation:
A woman with a head injury has lost the ability to wiggle her toes. Describe how the area of the brain used for toe wiggling might be found using a CT scan.
Which statement accurately compares a radio wave and an infrared wave? *
A radio wave has a longer wavelength and a lower frequency than an infrared wave
A radio wave has a shorter wavelength and a lower frequency than an infrared wave
A radio wave has a longer wavelength and a higher frequency than an infrared wave
A radio wave has a shorter wavelength and a higher frequency than an infrared way
Check all the characteristics below that describe ATP.
Check all that apply.
Answer:
A: stands for “adenosine triphosphate”
B: is an energy molecule
C: contains two phosphates
D: contains energy in phosphate bonds
Answer:
B.
ATN and RTD
D.
BTD and ATP
Explanation:
to date, most of our natural antibiotics have been found to be produced by members of what genus? group of answer choices bacillus streptomyces penicillium cephalosporium paenibacillus
Most of our natural antibiotics have been found to be produced by members of the Streptomyces genus.
What are the natural antibiotics?To date, most of our natural antibiotics have been found to be produced by members of the genus Streptomyces. Streptomyces is a genus of bacteria that includes many species that produce antibiotics, such as streptomycin, tetracycline, and erythromycin.
These antibiotics have been used to treat a wide range of bacterial infections in humans and animals. Bacillus and Paenibacillus are also genera of bacteria that produce antibiotics, but they are less commonly used in medicine.
Penicillium is a genus of fungi that produces the antibiotic penicillin, while Cephalosporium is a genus of fungi that produces cephalosporin antibiotics. However, most of the natural antibiotics used in medicine today are produced by Streptomyces species.
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The ability of the body to resist foreign microorganisms, such as bacteria, parasites, and viruses, is known as? antitoxicity immunity phagocytosis vaccination
The ability of the body to resist foreign microorganisms, such as bacteria, parasites, and viruses, is known as Immunity.
What is Immunity?
The body's defense against infection is provided by the immune system, a complex network of organs, cells, and proteins that also safeguards the body's own cells. Every germ (microbe) that the immune system has ever eliminated is recorded, allowing it to promptly identify and eliminate the microbe if it re-enters the body.
The immune system works to identify and eliminate foreign substances (known as antigens) that the body detects. Antibody production is induced in B lymphocytes (also called immunoglobulins). Specific antigens are locked onto by these proteins.
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It is believed that neutral mutations (mutations that have neither a positive or negative effect) accumulate at a exponential rate over time.
True
False
The statement 'neutral mutations (mutations that have neither a positive or negative effect) accumulate at an exponential rate over time' is False.
What is a mutation?A mutation is any alteration in the nucleotide (DNA) sequence of an organism's genome.
Mutations can be neutral, beneficial, or deleterious depending on the environment in which an organism lives.
In conclusion, the statement 'neutral mutations (mutations that have neither a positive or negative effect) accumulate at an exponential rate over time' is False.
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________ capillaries are very porous and allow high volumes of fluids to pass through them, whereas ________ capillaries consist of more tightly joined cells that allow selective materials to pass.
Fenestrated capillaries are very porous and allow high volumes of fluids to pass through them, whereas continuous capillaries consist of more tightly joined cells that allow selective materials to pass.
Fenestrated capillaries are specialized blood vessels found in certain tissues and organs of the body. They have small pores or openings called fenestrae on their endothelial cells, which are the cells that line the inner surface of blood vessels. These fenestrae allow for increased permeability and rapid exchange of molecules between the blood and surrounding tissues.
Fenestrated capillaries are commonly found in organs with high rates of filtration or absorption, such as the kidneys, endocrine glands, and small intestines. They play a crucial role in facilitating the exchange of fluids, small molecules, and even larger substances like proteins between the blood and the tissues.
The presence of fenestrated capillaries enables efficient nutrient delivery, waste removal, and hormone transport in these specialized tissues. The fenestrae help to enhance the rate of diffusion and filtration, making them important for proper organ function and regulation.
It is important to note that not all capillaries in the body are fenestrated. There are also continuous capillaries, which have tightly sealed endothelial cells, and sinusoidal capillaries, which have larger gaps between cells. Each type of capillary has specific functions and is found in different tissues throughout the body.
Continuous capillaries are a type of blood vessel found throughout most tissues in the body. They are characterized by tightly sealed endothelial cells that form a continuous lining without gaps or fenestrae. The endothelial cells are connected by tight junctions, which limit the movement of substances between cells.
The primary function of continuous capillaries is to facilitate the exchange of oxygen, nutrients, waste products, and other small molecules between the blood and surrounding tissues. Despite their tight junctions, continuous capillaries still allow selective transport of substances through several mechanisms:
1.Diffusion: Small molecules, such as oxygen and carbon dioxide, can diffuse across the endothelial cells and their basement membranes.
2.Pinocytosis: Some larger molecules, such as proteins, can be transported across the endothelial cells via a process called pinocytosis, where the cell engulfs and internalizes the molecule in a small vesicle.
3.Intercellular clefts: Although continuous capillaries have tight junctions, they also possess small gaps called intercellular clefts. These gaps allow limited movement of certain substances like water and ions.
Continuous capillaries are most abundant in tissues such as muscles, connective tissues, and the central nervous system. They provide a vital network for maintaining tissue homeostasis and supporting various physiological processes, including nutrient delivery, waste removal, and immune cell trafficking.
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Would any sound be heard when cuff pressure was 118 mm Hg?
Answer:
yes
Explanation:
the first sounds herd at cuff pressure is 10 to 12 mm Hg
this marine biological zone is characterized by green vascular plants which grow along the shoreline of shallow estuaries and mudflats in tropical and sub-tropical climates. These plants are adapted to living in salty (haline) environments and are able to drink sea water without being affected by the salt. In general, the leafy portion (canopy) of these plants grow out of the water, but the roots are often submerged in the water (or very close to where the water meets the land). The name of this marine biological zone is: a. Mangrove forest b. Rocky intertidal zone c. Sandy shoreline d. Kelp forest e. Coral reef
The correct answer is a. Mangrove forest. the described marine biological zone is known as a mangrove forest.
Mangrove forests are characterized by green vascular plants that grow along the shoreline of shallow estuaries and mudflats in tropical and sub-tropical climates. These plants, known as mangroves, have adaptations that allow them to live in saline environments. They are able to tolerate and even drink seawater without being adversely affected by the high salt content.
Mangroves typically have a canopy of leafy vegetation that grows above the waterline, while their roots are submerged in the water or very close to the water-land interface. These roots provide stability and support to the trees in the soft, muddy substrate.
Mangrove forests play a crucial role in coastal ecosystems as they provide habitat for a diverse range of organisms, including fish, crustaceans, and birds. They also serve as a protective buffer against coastal erosion and storm damage.
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when did anthropology arise as a scientific discipline?
Answer:
The 1920s.
Explanation:
Hope this helps. you're welcome
Help please quick
Question 5.5
a. How would your life be different if you were living in Kenya?
b. If you were living like that and saw a movie about American life, how would you feel
Answer:
a. If I were living in Kenya, my life would be different in many ways. For example:
Culture: I would be immersed in a different culture, with different traditions, customs, and beliefs.
Climate: Depending on where in Kenya I lived, the climate could be very different from what I'm used to.
Language: I would need to learn one or more local languages to communicate effectively with others.
Food: The local cuisine would be different, and I would need to adapt to new flavors and ingredients.
Infrastructure: Depending on where in Kenya I lived, the availability and quality of infrastructure such as roads, electricity, and water supply could be different from what I'm used to.
b. If I were living in Kenya and saw a movie about American life, I might feel a mixture of curiosity, fascination, and perhaps some degree of envy or admiration for certain aspects of American culture and lifestyle. However, I would also likely be aware of the stark differences between my own life in Kenya and the portrayal of American life in the movie, and this could lead to feelings of disconnection or even frustration with my own situation. It is also possible that I might find certain aspects of the American lifestyle portrayed in the movie unrelatable or even objectionable, depending on my own cultural background and values.
which of the following terms describes the recycling of carbon dioxide from the air back into sugar?
Photosynthesis is a vital process that not only sustains the energy needs of plants but also plays a crucial role in maintaining the balance of carbon dioxide in the Earth's atmosphere.
The term that describes the recycling of carbon dioxide from the air back into sugar is "photosynthesis." Photosynthesis is the process by which green plants, algae, and some bacteria convert carbon dioxide, along with water and sunlight, into glucose (sugar) and oxygen. This process occurs in the chloroplasts of plant cells, specifically in the presence of chlorophyll.
During photosynthesis, carbon dioxide is taken in from the atmosphere through tiny pores called stomata in the leaves. The carbon dioxide molecules are then combined with water molecules from the roots, and with the help of sunlight energy, the plants convert these raw materials into glucose. The glucose produced serves as an energy source for the plant and is also used for growth, reproduction, and other metabolic processes.
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Neurotransmitters can be blocked which
disrupts the __ impulse from traveling
through the target neuron.
A. synthetic
B. electrical
C. somatic
D. chemical