Question

Meiosis is an essential event in the sexual life cycle of any organism. Give two reasons.

Answer 1

Meiosis is an essential event in the sexual life cycle of any organism. It is because of the following two reasons:

• It is a source of genetic variability in the sexually reproducing organisms (due to crossing over that occurs in pachytene stage).
• It helps to conserve the chromosome number of species from generation to generation.