<span>The brain stem is closest to the spinal cord.</span>
I'm assuming this is the same image that was posted before, therefore the answer is "gene flow" which occurs through population groups by natural selection and other factors.
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decay chain refers to a series of radioactive decays of different radioactive decay products as a sequential series of transformations.
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Answer:
the way humans cAN CHANGE A VIRUS AND ITS DNA AND HOW IT ACTS
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