Q: What chromosome determines the sex of an organism?


Read this paragraph and choose the correct option from the provided answers:

A sex chromosome is a chromosome that determines the sex of an organism. Humans have two sex chromosomes, X and Y . Females have two X chromosomes ( XX ), and males have one X and one Y chromosome ( XY ). An autosome is any chromosome other than a sex chromosome. If a trait is autosomal it will affect males and females equally.

 Choices:

- ribosome

- S chromosome

- autosome

- sex chromosome


A:
sex chromosome