male chromosome complement

male chromosome complement The whole set of chromosomes for a human male. The large majority of males have a 46,XY chromosome complement: 46 chromosomes, including 1 X and 1 Y chromosome. A minority of males have other chromosome constitutions, such as 47,XXY (47 chromosomes, including 2 X chromosomes and 1 Y chromosome) or 47,XYY (47 chromosomes, including 1 X and 2 Y chromosomes).