If the resting pulse of an adult is at 20 bpm it means that they are an active person so their heart doesn’t need to pump/beat as much as a normal adult.
It greatly increases the surface area which makes more space for all of the complexes of the electronic transport system.
I truly believe the answer is choice A.
Answer:
Diffusion
Explanation:
I think this may be it but I don't know for certain.
Answer:
★ C. fossils of marine organisms are found at the top of some mountains
Explanation:
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