Many Phylogenetic Trees Are Based on DNA Sequence Similarities

Multiple Choice

Many phylogenetic trees are based on DNA sequence similarities. What is the practical result of this similarity?

A) Closely related species will not look similar to each other.
B) Artificial selection can bring closely related species even closer to each other.
C) Mitochondrial DNA might be different from nuclear DNA.
D) Species with very similar DNA will have similar structures, enzymes, and appearance.