Only 3 easy questions

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

Monitor and apply fix up strategies

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?