What are 3 reasons why a cell may stop dividing at a checkpoint?

Cells divide for the purposes of reproduction, replacement of lost or dead cells and to promote growth of the structure in which they are located. Only the first of these reasons applies to single-celled organisms, but the others are essential to the efficient functioning of a multicellular body. Hope this helps

a. seed plant structure. 1. the three main plant organs are roots, stems, and leaves. a fourth kind of tissue, meristematic tissue, is responsible for plant growth. meristematic tissue is the only plant tissue that produces new cells by mitosis. plants can lose water out of their leaves as they exchange gases with the air

explanation:

the answer is c.mitochondria. glad to .