Keywords: Meiosis II Non Disjunction.jpg This diagram shows the chromosomal nondisjunction in the father that can result in XYY syndrome in his son The two X chromosomes separate correctly one per sperm cell but the shorter Y chromosomes do not separate which results in one cell with two chromosomes and one cell with zero chromosomes The sperm cells containing one X chromosome would produce healthy daughters The sperm cell containing two Y chromosomes would produce a son with XYY syndrome The sperm cell with no sex chromosome might produce a daughter with Turner syndrome monosomy X 2005-10-11 own assumed Dracocephalus~commonswiki Cell diagrams Meiosis Turner syndrome XYY syndrome |