Humans have 23 homologous chromosome pairs and one pair of sexual chromosomes that can be XY in males or XX in females. In this image we can see the chromosomes of a man.
Read the full article on: Meiosis is Required to Obtain a Viable Embryo ( 35).
By Laura Garrido B.Sc., M.Sc. (embryologist) and Sandra Fernández B.A., M.A. (fertility counselor).
Last Update: 04/27/2015