Answer:
A(n) endotherm is able to maintain an internal body temperature. Experiment is an activity many famous historical biologists DID NOT participate in. False; Experiment is an activity many famous historical biologists DID participate in.
I have one example why is the hamsters more popular as a pet
Eukaryotic and Plants and Animals cells
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The answer is C, Enzymes are proteins.
Our Sun is a main-sequence star. This means that it shares properties with most stars in the Universe - it's average. This is shown by the Hertzsprung-Russell diagram. Hope this helps!