Maintaining a healthy lifestyle through diet and exercise is important, but it has no effect on the immune system. but it actually decreases the immune system. and it has been scientifically proven to boost the immune system. but it has not been proven to boost the immune system.

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.

source:

answer; i believe the correct answer is (data); /// good luck