Which of the following sets of chromosomes represent female chromosomes?
XX
The XY sex-determination system is the sex-determination systemfound in humans, most other mammals, some insects, and some plants. In this system, the sex of an individual is determined by a pair of sex chromosomes. Females have two of the same kind of sex chromosomes (XX) and are called the homogametic sex. Males have two distinct sex chromosomes (XY) and are called the heterogametic sex.