Multiple Choice
Why is knowing the average life span of a species in the fossil record important?
A) to calculate the current extinction rate.
B) to determine the speciation rate.
C) to determine whether the current extinction rate is greater than the historic extinction rate.
D) to determine whether the current speciation rate is greater than the historic speciation rate.
E) to compare the current extinction and speciation rates.
Correct Answer:

Verified
Correct Answer:
Verified
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