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3. What does the term molecular clock mean?

changes which appear to accumulate in a specific protein at a constant rate
O an example of an organ or bone that appears in different animals, underlining anatomical commonalities demonstrating descent from a common ancestor
the separation into two separate species from a common ancestor

User ZeroWorks
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Answer:

changes which appear to accumulate in a specific protein at a constant rate

Step-by-step explanation:

User Shakia
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