Name 3 some sources of C02.

I am not 100% sure i can't remember but i believe it coal, oil, and natural gas. but I might be wrong.

liquid gas and solid

Explanation:

because you can freeze water you can turn water into gas and you can have it regular

g1

choices:

a. g2. b. g1. c. m

cell division has two checkpoints namely, g1

checkpoint and spindle assembly checkpoint. the checkpoint which determines if

division has properly occurred is the g1 checkpoint. at this point, is a damage

in the dna is detected or  the has not reach the optimum size, the cell is

stopped in g1 and is not allowed to proceed to further process.

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