Multiple Choice
The decline of cyanobacteria in the early Cambrian oceans was most likely related to
A) the movement of animals onto land.
B) the evolution of land plants.
C) an increase in the number of predatory fish.
D) an increase in organisms with suspension-feeding mouthparts.
E) a decline in the number of marine decomposers.
Correct Answer:
Verified
Correct Answer:
Verified
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