Amolecule that can be used as a molecular clock has a neutral mutation rate of one mutation per 10 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 six mutations?
a. 6 million years
b. 10 million years
c. 30 million years
d. 60 million years

In a relatively small iguana population the allelic frequency is tracked for three generations. webbing is a recessive allele; no webbing is the dominant allele. during one very rainy spring and summer, a flood washes all the iguana without webbed feet out to sea. by the fall, and three generations later, you have the gene pool seen here.

2. what process do mrna and trna work together to complete? (3 points)

Name the part of the the brain labeled "e".