Which of the following statements about why multicellular organisms need cell division is generally NOT true?
A) As an organism matures, it needs more cells.
B) As an organism matures, it needs different kinds of cells.
C) As an organism matures, it needs to replace the DNA in each of its cells.
D) As an organism matures, it needs to replace worn-out cells.

Question

Quizplus · Accepted Answer

While it is true that multicellular organisms need more cells (A), different kinds of cells (B), and need to replace worn-out cells (D), they do not need to replace the DNA in each of their cells. The genetic information of a cell's DNA is copied (replicated) during cell division, but it is not replaced. The original DNA is simply distributed among the two daughter cells.

Which of the Following Statements About Why Multicellular Organisms Need