Tharapel, A. Leal, C. Callen, D.
This path to maleness or femaleness originates at the moment of meiosiswhen a cell divides to produce gametesor sex cells having half the normal number of chromosomes. The Y chromosome has one long arm and a very short second arm. By signing up, you agree to our Privacy Notice. They are autosomes and sex chromosomes.
Many of the genes have other functions similar to genes carried in autosomes.
These genes normally have recessive alleles, and they show recessive mutations. Nature News, Nature Publishing Group. Humans have only 2 sex chromosomes in their genome which are labeled as X chromosome and Y chromosome. Article Media.