Question

this phylogenetic tree shows similarities in the amino acids in cytochrome-c of several organisms. use the information in the phylogenetic tree to answer the question. of the animals in this phylogenetic tree, which is most distantly related to the rhesus monkey? human frog chicken lamprey

Explanation:

In a phylogenetic tree, the more distant the branching point from a particular organism, the more distantly related the organisms are. The lamprey branches off from the main line of the tree at the earliest point compared to the other animals (human, frog, chicken) in relation to the rhesus monkey. This indicates that the lamprey has the least recent common ancestor with the rhesus monkey among the given options.

Answer:

lamprey