Which pair of species would be expected to have fewer genetic differences: orangutans and gorillas or gorillas and humans? Why? 

A. Gorillas and orangutans because their common ancestor (B) is more ancient than that of humans and gorillas (C).
B. Gorillas and humans because their common ancestor (C) is more recent than that of orangutans and gorillas (B).
C. Gorillas and orangutans because their common ancestor (C) is more ancient than that of humans and gorillas (D).
D. Gorillas and humans because their common ancestor (D) is more recent than that of orangutans and gorillas (C).


Answer: B

Biology & Microbiology

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