What is the main difference between female and male chromosomes?
What is the main difference between female and male chromosomes? Females have two X chromosomes, while males have one X and one Y chromosome. Early in embryonic development in females, one of the two X chromosomes is randomly and permanently inactivated in cells other than egg cells. This phenomenon is called X-inactivation or lyonization. Can you tell the difference between male and female DNA? Males Have a Y Chromosome, Females Do Not The male genome differs from the female genome in the number of X chromosomes that it contains, as well as by the presence of a Y chromosome. It...