Biological diversity. It studies all living organisms and how they interact with each other and their environment.
The results will most likely be valid because the scientists kept getting the same results after REPEATED experiments. If they just conducted one experiment then they would not have been sure if what happened was a fluke or if another thing would happen after another experiment.<span />
They are buried in the core of the structure.
Answer:
to contract a muscle, myosin and actin filaments shorten, requiring ATP binding and hydrolysis
Explanation:
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