Which of the following factors does not interfere with the interpretation of evolutionary time using the molecular clock?
A)Horizontal gene transfer
B)Differences in generation time
C)Mutations due to background cosmic radiation
D)Different selection pressures on different taxonomic groups
E)Differences in DNA repair efficiency in different taxonomic groups

Question

Quizplus · Accepted Answer

Background cosmic radiation can introduce mutations that are not controlled by the normal cellular mechanisms and can confound molecular clock calculations. The other factors listed can all affect the rate at which mutations accumulate, which can impact the accuracy of molecular clock estimates.

Which of the Following Factors Does Not Interfere with the Interpretation