2
practice testMultiple Choice

Practice Test

Question 2 • TPS EdX Biology

Which discovery could provide evidence against the theory of evolution?

Answer
A
a living whale with a basic hip bone structure
B
a primate and trilobite fossil in the same rock layer
C
a bat fossil with a different limb structure than modern bats
D
a human gene in birds, fish, insects, and plants

Explanation

Evolution predicts that fossils from different geological periods will appear in a consistent sequence, with older and newer organisms found in the layers where they lived. A primate and a trilobite fossil in the same rock layer would place organisms thought to have lived at very different times together, challenging that sequence. A whale’s hip bones and a shared gene across diverse species are evidence consistent with common ancestry, while differences in fossil and modern bat limbs can reflect evolutionary change.

AI-written and checked against the verified answer.

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