Question

anonymous 5 years ago A molecule that can be used as a molecular clock has a neutral mutation rate of one mutation per 5 million years. How many years ago did two species share a common ancestor if the molecules found in these two species differ by a total of eight mutations? Answer a) 1.5 million years b) 10 million years c) 20 million years d) 40 million years

Answer 1

As far as I can tell it would be D. I took 5 million and multiplied it by 8 to get that.