SAT Subject Biology Practice Question 444: Answer and Explanation

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Question: 444

14.
1
Homo sapiens (modern human)


2
Australopithecus afarensis


3
Australopithecus africanus


4
Pan troglodytes (modern chimpanzee)

Based on physical similarity, which skulls appear to be most closely related?

A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 2 and 4
E. 1 and 4

Correct Answer: D

Explanation:

D The A. afarensis skull and the P. troglodytes skulls have the same forward-jutting jaw, the same enlarged brow ridge, and the same general skull shape.

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