Multiple Choice
An extant organism is found to be almost unchanged from its 200 million year old fossil.This is an example of:
A) stasis.
B) coevolution.
C) mass extinction.
D) adaptive radiation.
E) none of these.
Correct Answer:

Verified
Correct Answer:
Verified
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Q13: Reproductive isolating mechanisms typically evolve after gene
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Q17: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8664/.jpg" alt=" -If this population
Q18: The sharp reduction of the gene pool
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