Using the Molecular Clock Method for Determining How Long Ago

question 6

Multiple Choice

Using the molecular clock method for determining how long ago two species, A1 and A2, diverged, what would be the time estimate if species A1 differed from species A2 by 30 percent and the mutation rate were was 1 percent per million years?

• A) 3 million years
• B) 30 million years
• C) 300 million years
• D) 3000 million years

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