Which chromosomal pair determines the sex of an individual

In this system, the sex of an individual is determined by a pair of sex chromosomes called the gonosomes. Females typically have two of the same kind of sex chromosome (XX) and are called the homogametic sex. Males typically have two distinct sex chromosomes (XY), and are called the heterogametic sex.

U are in the wrong category for maths ._. Dont report me am just saying cause I don’t think u would get an answer in health category...