In Comparing the Number of Differences in Amino Acids for Cytochrome

Multiple Choice

In comparing the number of differences in amino acids for cytochrome c: between a moth and a rattlesnake there are 31 different amino acids in the sequence,between a moth and a dog there are only 25,and there are 6 differences between a dog and a horse.Therefore,

A) this is sufficient evidence to prove the moth is related more to the dog than to the horse.
B) dogs had to evolve earlier than horses,since moths are more primitive.
C) evolution used to be considered a unifying theory until biochemical data showed only differences.
D) added to anatomical similarities and fossil records,this provides additional evidence for constructing a phylogeny or family tree.
E) biochemical information is not relevant to the evolution of organisms.