Abiomass pyramid shows the mass of organic matter
a. at each trophic level
b. in the foo...
Biology, 25.01.2020 04:31 arielove62
Abiomass pyramid shows the mass of organic matter
a. at each trophic level
b. in the food web
c. of the producers
d. at the base of the ecological pyramid
Answers: 1
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Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data
Answers: 1
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How are fungi more like an animal? they have a cell wall. they are heterotrophs that absorb their food. they produce seeds and have membrane-bound nucleus. they use sunlight for photosynthesis.
Answers: 1
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What is the next step in the process after a substrate enters the active site of an enzyme
Answers: 1
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