Multiple Choice
Why did paleobiologist David Raup use marine invertebrate fossils to calculate changes in biodiversity through time?
A) They made mineralized tissue that fossilized easily.
B) They were soft-bodied organisms that fossilized easily.
C) Many species had large populations that left an abundant fossil record.
D) a and c
E) b and c
Correct Answer:

Verified
Correct Answer:
Verified
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