Answer:
I don't see any statement you posted in. But i can give you a clue about it if it help: Cell theory states that living things are composed of one or more cells, that the cell is the basic unit of life, and that cells arise from existing cells
Explanation:
The result is that the reaction time speeds up!
Variation, Heritability, competition, and different survival.
With the beginning of the middle proterozoic comes the first evidence of oxgen build up in the atmosphere. with is catastrophe came eukaryotic forms. these include multicellular algae, and toward the end of the proterozoic the first animals
