what biotic factors in the taiga are different from the biotic factors in the rainforest
Answers
Answer:
flora and fauna and also some types of invasive species
Related Questions
what is hair proteomics?'
Answers
Answer:
Below
Explanation:
Analysis of the hair proteome, particularly its composition, protein abundances, deamidated hair proteins, and modification sites, may offer a novel approach to explore potential biomarkers of hair health quality, hair diseases, and aging.
Hope this helps in some way :)
true or false: dark energy is a "repulsive force"
Answers
Answer: True
Explanation: Dark energy is the name given to the mysterious force that is accelerating the rate at which our universe is expanding. ... Some repulsive force is pulling the universe apart and this force was dubbed “dark energy”. Riess and Livio describe the three main hypotheses to explain the nature of dark energy. The leading theory to explain the accelerating expansion is the existence of a hypothetical repulsive force called dark energy. ... "Usually this repulsion is ascribed to a mysterious dark energy that would uniformly permeate the cosmos, but nobody knows what it is nor why it behaves this way," Villata said in an email. Dark energy is believed to be responsible for the expansion of the universe, counteracting gravity, and is considered to be the fifth force acting on matter, after gravity, the electromagnetic force, and the strong and weak nuclear forces.
What is a trophic level?
A. the amount of energy that an organism uses to survive in an ecosystem
B. all of the nonliving things in an ecosystem
C. a model used to show the types of organisms in an ecosystem
D. a living organism's position in the flow of energy through an ecosystem
Answers
Answer:
D. A living organisms position in the flow of energy through an ecosystem.
Explanation:
Its like each step up in the food web/pyramid.
Trophic level is a living organism's position in the flow of energy through an ecosystem. The correct option is D.
A biological organism's place or function in the movement of energy through an ecosystem is referred to as its trophic level. It symbolises the ecological community's hierarchy of feeding.
A trophic level's inhabitants have comparable feeding habits and occupy a certain place in the food chain.
The first trophic level is occupied by the primary producers, including plants and algae, which use photosynthesis to transform sunlight into energy.
The second trophic level is occupied by herbivores that consume producers directly, followed by primary carnivores (predators that consume herbivores) on the third level, and so forth.
A complex network of energy flow and nutrient cycling occurs within an ecosystem at each trophic level as creatures consume and are consumed by one another.
Thus, the correct option is D.
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What did Robert Hooke use to discover cells?
Answers
Answer:
A microscope
Explanation:
He observed through a microscope and discovered cells.
Answer:
i belive he used the first microscopes but im not positive that is what your asking
Explanation:
s
Hemoglobin Boston is a mutation that promotes the formation of methemoglobin and leads to cyanosis. Hemoglobin Boston has a Hill constant of 1.2. Draw the YO2 vs. pO2 curves for myoglobin (Mb) and hemoglobin Boston ( Hb) with O2 for pO2 between 0 to 120 torr and YO2 between 0 to 1, assuming that p50 for Mb is 2.8 torr, p50 for Hb Boston is 26 torr, arterial pressure is 100 torr, venous pressure is 30 torr. Indicate key data points, and axis values and labels Attach File
Answers
Key data points, such as This graphical representation helps visualize and compare the oxygen-binding properties of myoglobin and hemoglobin Boston, explaining their impact on oxygen transport
Hemoglobin Boston p50 values for each protein, can be marked on the plot to highlight their differences. Axis values and labels, including pO2 and YO2, will be clearly labeled for better ranges 0 to 1.
A mutation that promotes the formation of methemoglobin, results in cyanosis. The YO2 vs. pO2 curves for myoglobin (Mb) and hemoglobin Boston (Hb) can be plotted to understand their oxygen-binding myocardium properties. The curves will show the relationship between the fractional saturation of oxygen (YO2) and the partial pressure of oxygen (pO2) for each protein. Key data points, axis values, and labels will be included in the plot.
Hemoglobin Boston, with a Hill constant of 1.2, exhibits altered oxygen-binding behavior compared to normal hemoglobin. To understand this, we can plot the YO2 vs. pO2 curves for myoglobin (Mb) and hemoglobin Boston (Hb). The x-axis represents the partial pressure of oxygen (pO2) ranging from 0 to 120 torr, and the y-axis represents the fractional saturation of oxygen (YO2) ranging from 0 to 1.
For myoglobin, the curve will show a steep rise and reach near-maximal saturation quickly, reflecting its high affinity for oxygen. The p50 value for myoglobin is 2.8 torr, indicating that it binds oxygen tightly.
For hemoglobin Boston, the curve will exhibit a lower affinity for oxygen compared to myoglobin. The p50 value for Hb Boston is 26 torr, indicating a higher pO2 is required for significant oxygen binding. The curve will show a more gradual rise in YO2 with increasing pO2 and the manifestation of cyanosis in the case of hemoglobin Boston mutation.
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Round answers to 1 decimal place. When 48.7g of silicon dioxide is heated with carbon, 29.2 g silicon carbide is produced with carbon monoxide gas. What is the percent yield of this reaction?
Balance the equation before you solve: SiO2 + C -> SiC+ CO
Answers
The percentage yield of this reaction is equal to 90.6%
To figure this out, we need to balance the equation. The balanced equation is: SiO2 + 3C → SiC + 2CO
How to calculate the percentage yield of the reaction?First, we should point out that the molar mass of silicon dioxide (SiO2) is equal to 60.08 g/mol, while the molar mass of silicon carbide (SiC) is 40.10 g/mol.These masses are found by adding up the mass of each element that makes up these compounds.
Then we will use the percentage yield formula to find the yield of the realtion.The formula is Percent yield = (actual yield ÷ theoretical yield) × 100%
Substituting in the formula we get:Percent Yield = (29.2 g ÷ (0.8115 mol × 40.10 g/mol)) × 100%
Percent yield = 90.6%
Therefore, we can conclude that the percentage yield of the reaction is 90.6%
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one character in peas that mendel studied was yellow versus green seeds. a cross between a homozygous yellow line (yy) and a homozygous green line (yy) will result in f1 plants that are heterozygous (yy) for this trait and produce yellow seeds. a cross between a homozygous dominant plant and a homozygous recessive plant. when an f1 plant undergoes meiosis, what gamete types will it produce, and in what proportions?
Answers
Gregor Mendel, the Father of Genetics, utilised pea plants as a model to study inheritance for a variety homozygous of reasons, the most important of which is that they have a wide range of phenotypic features, such as diverse colours and shapes.
Mendel studied the inheritance patterns of parental genes in terms of how these genetic qualities homozygous manifested in the phenotype of the children, and he classified these traits as dominant (two capital letters; AA) or recessive (one capital letter; AA). He used yellow and green pea plants to test this in the trials. When he crossed yellow and green pea plants, he discovered that the first generation was yellow. This meant that the colour yellow (YY) was dominant, while the colour green (YY) was recessive.
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A population of 40 deer are introduced into a wildlife sanctuary. It is estimated that the sanctuary can
sustain up to 600 deer. Absent constraints, the population would grow by 60% per year. Estimate the population
after one year Pi Estimate the population after two years P2 -
Answers
The population of deer in the wildlife sanctuary can be estimated using the formula:
P(t) = P(0) * (1 + r)^t
where P(t) is the population after t years, P(0) is the initial population, r is the growth rate per year, and t is the number of years.
In this case, the initial population (P(0)) is 40 deer, the growth rate (r) is 60% per year (0.60), and we need to estimate the population after one year (P1) and two years (P2).
To calculate P1:
P(1) = 40 * (1 + 0.60)^1
P(1) = 40 * (1 + 0.60)
P(1) = 40 * 1.60
P(1) = 64
Therefore, the estimated population after one year is 64 deer.
To calculate P2:
P(2) = 40 * (1 + 0.60)^2
P(2) = 40 * (1 + 0.60)^2
P(2) = 40 * 1.60^2
P(2) = 40 * 2.56
P(2) = 102.4
Therefore, the estimated population after two years is 102.4 deer.
It's important to note that these are estimates and assume that there are no constraints on the population growth. In reality, factors like limited resources, predation, and disease can affect the growth rate and population size.
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a researcher changes the DNA in a soybean plant so that it produces offspring with a resistance to weed killer. which best describes this scenario?
Answers
Answer:
the answer is a
early Merry christmas everyone
Answer:
a
Explanation:
answer asap!!!!!!~ If traveling to a country where malaria is widespread, what precaution should you take to avoid the disease?
A. Use antivirals.
B. Use antibiotics.
C. Use mosquito repellent.
Answers
Answer:
C
Explanation:
because antivirals are drugs and antibiotics cab o nothing to viruses it is not even effective for the common cold So mosquito repellent would be the best choice
Answer:
C
Explanation:
Malaria is a disease commonly spread through blood, and it often works through mosquitos, as they suck on blood. So, therefore, if you dont want to catch malaria, you should bring mosquito repellant.
Which cell becomes a macrophage when leaving the bloodstream? eosinophil basophil neutrophil lymphocyte monocyte
Answers
Can someone help me please?!
A family released their pet fish family into a local pond. The fish had no known local population. The impact of the fish on
the ecosystem is not yet known.
Which term would best define the fish added to the pond?
O invasive species
O introduced species
O native species
O symbiotic species
Answers
The term that would best define the fish added to the pond is INTRODUCED species. These species may be harmful to native species.
Introduced species are exotic species which has arrived there by human activity, which may be harmful to native species.
Introduced species may even be harmful to the entire ecosystem because they can break the delicate equilibrium of the ecosystem.
Introduced species may compete with native species for limited resources (e.g., water resources, foods, habitat, etc).
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Answer:
To sum it up, it's A "Introduced species"
Explanation:
It's correct. Have a blessed day <3
person experience) a drug (OTC or prescription), herbal, or supplement-nutrient interaction? If so, explain what it was. If you have not, research a common interaction and explain it. Your explanation should include what drugs, herbs, or supplements and nutrient(s) are involved as well as the possible result of the interaction. Note that you are not to report on the side effects of a drug, herb or supplement, but rather how these might interact with a nutrient (in foods or in supplemental form) and result in a negative effect.
Prefer a different answer then the two others that are already posted please and thank you.
Answers
One example of a drug-nutrient interaction involves the use of the medication warfarin (a blood thinner) and the consumption of foods rich in vitamin K. Warfarin works by inhibiting the action of vitamin K, which is necessary for blood clotting. When vitamin K intake is inconsistent, it can interfere with the effectiveness of warfarin.
If a person taking warfarin suddenly increases their intake of vitamin K-rich foods, such as leafy green vegetables (e.g., spinach, kale), it can counteract the blood-thinning effects of the medication. On the other hand, a sudden decrease in vitamin K intake can lead to an increased risk of bleeding. Therefore, it is crucial for individuals taking warfarin to maintain a consistent intake of vitamin K by monitoring their diet and avoiding drastic changes. Healthcare professionals often provide guidance on managing vitamin K intake while taking warfarin to ensure the medication's effectiveness and minimize potential adverse effects.
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Select the correct answer.
What is true about the current extinction rate?
A.
It’s slower than the earlier mass extinction rate.
B.
It’s primarily attributed to human intervention.
C.
It’s attributed to natural environmental changes.
D.
It’s necessary for evolution.
E.
It’s affecting few species.
Answers
Answer:
its b
Explanation:
Extinction is primarily attributed to human intervention. So, the correct option is B.
What is Extinction?The extinction is defined as the end of a particular type of organism or a set of types, typically a species. Although the ability to reproduce and bounce back may have been lost earlier, the death of the last member of the species is usually considered as the moment of extinction.
Extinction is the term used to describe the extinction of an entire species. In that it has allowed for the emergence of new species and the ascent of others, extinction has both advantages and disadvantages. Since most species have been driven to extinction by human activity, humans have had a significant impact on the pace of extinction. The main cause is thought to be human activity.
Therefore, the correct option is B.
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Which of the following BEST describes the individual represented by the karyotype?
A. male with Turner's syndrome
B. normal female
C.female with Down syndrome
D. Female with Edward's syndrome
Answers
Answer:
B
Explanation:
I looked it up
Brainstorm and write at least 3 potential challenges or important points to consider when conducting the described
data collection
Example: repeated trials are not mentioned, and this would be important for optimal data collection
A)
B)
C)
Answers
The three(3) potential challenges or important points to consider when conducting a data collection are described below.
Data collection is a detailed process that is used in gathering and measuring information from a selected source by a researcher.
To perform a data collection, the following important points are to be considered :
Cost of data: before data collection, a researcher should check if the data that is being considered is affordable. this is done to avoid quitting.Accuracy: there are different types of data collection techniques these include: questionnaires, interviews, focus groups, observation and case studies. the data collection technique that should be chosen should provide the most accurate results.Validity of data: if your findings will truly represent the phenomenon you are claiming to measure, then the data collected is valid.Therefore the above important points needs to be considered during data collection.
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What does the replication of DNA during interphase ensure during cell replication?
A. Mutations are connected before the cell divides
B. Each daughter cell gets an exact copy of the cells DNA
C. Crossing over occurs prior to cell division
D. Genetic variation is created in daughter cells
Answers
How many Hydrogen atoms are in 4H2SO4 ?
Answers
Answer:
there are 4 hydrogen atoms
Answer:
2 hydrogen atoms, 1 sulfur atom, and 4 oxygen atoms.
What are two facts about cranial nerves that you think are most important and interesting to draw the reader in?
Can someone help me right now with this quick question please?
Answers
Explanation:
The cranial nerves are a set of 12 pairs of nerves that emerge directly from the brain and control various functions in the head, neck, and internal organs.
The cranial nerves have unique names that are based on their function and origin, such as the olfactory nerve for smell, the optic nerve for vision, and the vagus nerve for controlling the heart rate, digestion, and respiratory functions.
These interesting facts can draw the reader's attention to the important role played by cranial nerves in our body, and highlight their unique and specialized functions.
Where is the albedo effect the greatest?
a. Africa
b. Australia
c. Europe
d. Antarctica
Answers
A. Africa
Step-by-step explanation:
Here on Earth, the albedo effect has a significant impact on our climate. The lower the albedo, the more radiation from the Sun that gets absorbed by the planet, and temperatures will rise. If the albedo is higher, and the Earth is more reflective, more of the radiation is returned to space, and the planet cools.
Many different biological factors can result in reproductive isolation. Which of the following best describes an example of how temporal isolation prevents members of two species of rodents from producing viable offspring
Answers
Temporal isolation is a mechanism of reproductive isolation that occurs due to the breeding time. It is one of the many biological factors that can result in reproductive isolation. This mechanism occurs due to the differences in the timing of reproductive periods in the populations of organisms. Temporal isolation prevents members of two species of rodents from producing viable offspring.
An example of how temporal isolation prevents members of two species of rodents from producing viable offspring is given below:
Suppose there are two species of rodents in a particular habitat. One of the species of rodent is known to reproduce during the daytime, and the other species of rodent is known to reproduce during the nighttime. Because of this difference in the timing of reproductive periods, the two species of rodents do not interbreed. This is an example of temporal isolation, and it can prevent the members of the two species from producing viable offspring.
This mechanism can be observed in many other organisms, including birds, insects, and plants. The temporal isolation mechanism is an essential biological factor that can result in reproductive isolation. It is one of the most common mechanisms that prevent two species from interbreeding.
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Describe the effect of the gulf stream in countries near the north pole compare with boston and New York
Answers
The Gulf Stream is a powerful ocean current that originates in the Gulf of Mexico and flows northward along the east coast of the United States before eventually entering the Atlantic Ocean.
What is the ocean ?
The ocean is a vast body of salt water that covers about 70.8% of the Earth's surface. It is also the world's largest ecosystem and contains an incredible diversity of life. The ocean is essential to life on Earth, providing oxygen and food, regulating climate, and forming the foundation of the global economy. It also serves as a major provider of transportation and recreation. The ocean provides habitats for a wide variety of organisms, from microscopic plankton to the largest of the whales. Its depths are home to numerous species of fish, marine mammals, and invertebrates. The ocean is also the source of many valuable resources, such as oil, gas, and minerals. The ocean is a source of inspiration and wonder, and its mysteries have captivated people for centuries.
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example of
For a plant, sunlight is an
a. internal stimulus
b. external stimulus
C.
homeostasis
d. reproduction
Answers
Answer:
Explanation:
homeostasis
For a plant sunlight is an example of ; ( C ) homeostasis
Plants require the light to carryout photosynthesis for proper growth and production of its food therefore insufficient sunlight will affect the growth and development of a plant. also some plants grow towards a light source ( phototropism ). to maintain its internal system.
Since the sunlight is not found within the plant but it has a direct effect on the growth and development of the plant, it is an example of a homeostasis while reproduction takes place within the plants
Hence we can conclude that for a plant sunlight is an example of ; ( C ) homeostasis
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What metabolic product of pyruvic acid is formed anaerobically during exercise? O malic acid O B-ketoglutaric acid O citric acid acetic acid O lactic acid
Answers
Lactic acid is the metabolic byproduct of pyruvic acid produced anaerobically during exercise.
Anaerobic metabolism occurs when the body needs more energy than is supplied by the oxygen during vigorous activity. During this process, glucose is transformed into pyruvate, which the enzyme lactate dehydrogenase then transforms into lactic acid. NAD+ molecules must be replenished in order for glycolysis to continue. Fatigue and muscle discomfort are caused by lactic acid buildup in muscle cells. Lactic acid can be changed back into glucose in the liver using a process known as gluconeogenesis. Other cells in the body can utilise this glucose as a source of energy. But a severe buildup of lactic acid can result in lactic acidosis, a potentially fatal illness.
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Which change is an environmental change that occurs rapidly?
forest succession
decomposition
volcanic eruption
tree growth
Answers
Answer:
Volcanic Eruption
Explanation:
(I also know because I took the quiz) The volcano is the one that rapidly changes. It can erupt any time.
Forest Succession is slower than a volcanic eruption. It might take years for the trees in a forest to grow and for the population of animals to get there. It has to be just right, it needs all the plants and animals for it to be a forest, well not all of it but most of it.
Decomposition is also slower than a volcanic eruption.
Tree growth takes a long time. It might not even be a full tree until years later. It also takes time and water.
Answer: volcanic eruption
Explanation:
if anyone needs the other answer here you go
the other answers will be on my quizlet
aniyaboykin6
A group of muscle cells stimulated by a single motor neuron is known as a.
Answers
Answer:
motor unit
The impulses that initiate muscle contraction originates in the. brain or spinal cord. A group of muscle cells stimulated by a single motor neuron is known as a. motor unit
A single motor neuron, however, can innervate many muscle fibers. The combination of an individual motor neuron and all of the muscle fibers that it innervates is called a motor unit. The number of fibers innervated by a motor unit is called its innervation ratio.
What do kingdom fungi and kingdom Plantae have different ?
Answers
Answer:
Very briefly, plants have cells that are interconnected with cytoplasm that flows between cells. Each cell is bounded by a cellulose wall. Each cell has a large vacuole (hole) in the cytoplasm that can occupy most of the cell space with the nucleus in the vacuole, held in place by strands of cytoplasm. Many plant cells have chloroplasts.
Fungi do not really have cells, as such. They have long tubes called hyphae which are only occasionally divided by walls. Many of these walls only partially close off the hyphae. The sections of hyphae have many nuclei rather than the one nucleus that cells have and never chloroplasts. Fungal hyphae have a cell wall made from chitin.
There are other differences as well if you want to get involved with cell biology, sexual systems, et al. Fungi are more like animals than plants in most ways.
Explanation:
Answer:
Humans belong in the Animalia kingdom. Fungi and plants are very different from each other. Fungi are a group of unicellular or multinucleate organisms that live and grow on decomposed matter. They are also a member of the Eukaryota domain, while belong to the Fungi kingdom. Though originally they were placed in the Plantae kingdom due to its resemblance to plants, it was classified into a separate kingdom when evidence showed that it resembled the Animalia kingdom more than plants
Explanation:
The use of microbial metabolism to remove or neutralize human waste and industrial pollutants is known as?
Answers
The use of microbial metabolism to remove or neutralize human waste and industrial pollutants is known as Bioremediation.
Bioremediation- A subfield of biotechnology called "bioremediation" uses living things like bacteria and microorganisms to clean up contaminated environments. It is used to clean up poisons, pollutants, and other contaminants from water, soil, and other habitats.
Microbial Metabolism- A microorganism receives the energy and nutrients (such as carbon) it needs to survive and reproduce through microbial metabolism.
Industrial pollutants- Sulfur dioxide, volatile organic solvents, and particulate particulates, such as metal dust, are the main industrial pollutants that have an impact on air quality. Dioxins and other dangerous chlorinated chemicals can be produced when garbage, especially plastics, are burned.
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act as intermediaries between ______________________________ and specific _____ sequences to modify chromatin structure and activate transcription.
Answers
The certain proteins, known as chromatin modifiers, act as intermediaries between DNA sequences and specific histone protein sequences to modify chromatin structure and activate transcription.
Chromatin is the complex of DNA and histone proteins that make up chromosomes. Chromatin structure can be modified in various ways to regulate gene expression.
One mechanism involves the addition or removal of chemical groups, such as acetyl or methyl groups, to the histone proteins.
This modification can either open or close the chromatin structure, making it more or less accessible to transcription factors that bind to specific DNA sequences and activate gene expression.
Chromatin modifiers play a critical role in regulating gene expression by modifying the structure of chromatin. This process is essential for normal development and homeostasis, and dysregulation of chromatin modifiers has been implicated in various diseases, including cancer.
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Which three organs are part of the digestive tract?
A) salivary glands, gall bladder, appendix
B)teeth, tongue, mouth
C)esophagus, stomach, small intestine
D)esophagus, liver, pancreas
Answers
Answer:
C
Explanation:
Due to the stomach and small intestine being part of the digestive tract and the esophagus allowing food, liquids and air to enter the torso
Esophagus, stomach, small intestine are part of the digestive tract. Therefore option C is correct.
The digestive tract, also known as the gastrointestinal tract, is responsible for the process of digestion in the human body. It consists of a series of organs that work together to break down food and absorb nutrients.
The three organs that are part of the digestive tract are the esophagus, stomach, and small intestine.
The esophagus is a muscular tube that connects the mouth to the stomach and helps in the transportation of food. The stomach is a sac-like organ that mixes and churns food with digestive enzymes and acids.
The small intestine is a long tube where the majority of digestion and absorption of nutrients occurs.
Therefore option C esophagus, stomach, small intestine is correct.
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