Many Phylogenetic Trees Are Based on DNA Sequence Similarities

question 8

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.

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