Which is a factor that prevents us from finding Precambrian fossils?
O A. Rocks did not form in that era.
B. There was no life in that era.
O C. Most rocks from that era are deeply buried.
O D. Most fossils have been destroyed by meteorite impacts.

Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.