Which division is necessary to maintain constant chromosome number in all body cell of multicellular organism and why ?

Explanation

1) Cell division Meiosis is necessary to maintain constant chromosome number in all body cells of multicellular organismit :
2) The reason is mitosis divide and forms two daughter cells which are similar to parent.cell.
3) "The chromosome number remains constant in all the cells.
4) Growth occurs due to mitosis.
5) Mitosis also helps in cell repair and growth.