Question

What determines the sex of an organism?

Answer 1

Mainly the 'sex chromosomes' determine the sexes.

Explanation:

1. In the majority of organisms, sex is determinedby 'X' and 'Y' chromosomes, while in 'Z' and 'W' chromosomes is found in birds.
2. Other modes of chromosomal sex determination are XX, X0, UV and haploidy in honey bees.
3. Sex can be determined by the environment. In some reptiles, such as aligator, turtle etc., sex is determined by temperature. Thank