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Which of the following is the cranial nerve of the parasympathetic nervous system that signals the heart
Prokaryotes
Single-celled organisms without a nucleus or other membrane-bound organelles, including bacteria and archaea.
Genetic Drift
A mechanism of evolution that involves random changes in the frequency of alleles within a population over time.
McDonald-Kreitman Test
A method used in molecular evolution to compare the ratio of non-synonymous to synonymous substitutions in a gene between species, assessing natural selection.
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