Chromosomes
A set of normal chromosomes from a male. The sex chromosomes (last pair) are designated XY.
Image courtesy of the Centers for Disease Control and Prevention Public Health Image Library and Suzanne Trusler, MPH, DrPH.
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A set of normal chromosomes from a male. The sex chromosomes (last pair) are designated XY.
Image courtesy of the Centers for Disease Control and Prevention Public Health Image Library and Suzanne Trusler, MPH, DrPH.