Question

what is xy chromosome

Answer 1

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

Answer 2

mostly in each human cell contains 23 chromosome that hold the genetic material for the entire body. x and y are the two sex chromosomes that form one of those pairs females have a pair of x chromosomes and males have a pair made up of one x and one y in each cell. when child is conceived the mother typically contributes an x chromosome and the father contributes an x or y determining whether the baby biologically a male or a female