Question

In determining evolutionary relationships molecular clocks depend on what?

Answer 1

If I remember correctly, molecular clocks rely on estimations of average rates of mutation.

Answer 2

Alright.. I'm sorry I didn't post it earlier, but my selections are
A: Radioactive decay of certain elements,
B: The position of fossils in rock layers.
C: The rate of DNA mutation.
D: The similarity of transfer RNA

Answer 3

C

Answer 4

Thank you tons!

Answer 5

yw