Question

A scientist is trying to determine the relationship between clams, snails, and squid. When she generates a molecular clock, she is surprised to see that clams and squid are more closely related than clams and snails. What did the molecular clock data show?

Answer 1

The molecular clock data showed a process by which organisms that are better adapted to their environment tend to survive, reproduce, increase in number, and pass their traits on to succeeding generations.

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