As energy moves through trophic levels in an ecosystem the amount that is available decreases. ... A: Energy flows in a food web by being transferred to and between organisms as they undergo photosynthesis, are consumed by another organism, or decompose.
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Advanced Placement Biology is an Advanced Placement biology course and exam offered by the College Board in the United States.
Explanation:
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Answer:
C
new combinations means variations, and the more the variations there is of a species, the more diverse they are
The first cell that was viewed by the light microscope was the oak bark.
All the cells in a person's body have the same DNA and the same genes. However, the difference between cells in different tissues and organs is that the "expression" of the genes differs between cells. Expression means that the message from the DNA is being copied and made into protein.
