Evidence provided by the molecular clock supports a close relationship between humans and chimpanzees because:

Question

a. their bone structure is homologous
b. the number of differences in the chemical structure of important molecules is small
c. humans and chimpanzees both evolved at about the same time
d. there are great similarities in the fossil record between early humans and early chimpanzees

Answer 1

This is a badly written question, but b. is the best answer. I'm assuming that it's talking about proteins and RNA molecules.

Answer 2

cool