Multiple Choice
Ecologists often focus on protecting keystone species as a way of preserving endangered ecosystems.This is most likely because keystone species are the
A) largest species in the ecosystem.
B) most numerous species in the ecosystem.
C) species that maintain ecosystem structure and function.
D) species in the ecosystem that humans most value.
E) longest-lived species in the ecosystem.
Correct Answer:

Verified
Correct Answer:
Verified
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