Below: part of the cell cycle what’s happening? associated checkpoints? what are they? what’s happening

cells need your heart to work correctly  your cells help you get your blood flow because when the cells come from the heart all the cells transfer blood all over your body that way you are able to move and other  responsibilities.

Explanation:

Part of the Cell Cycle

What’s happening?

Associated checkpoints? What are they? What’s Happening

a symbiotic relationship with the mitochondria