Changes

: Humans have 46 '''chromosomes'''.: '''Chromosomes ''' come in pairs, one from the father and one from the mother.: 23 [[chromosome]]s '''chromosomes''' are from the father and 23 [[chromosome]]s '''chromosomes''' are from the mother.: The last 2 chromosomes '''chromosome'''s are called sex '''chromosomes ''' and they determine if the [[offspring]] is [[male]] or [[female]]. If the human has two [[X Chromosome]]s then they are [[female]]. If the human has an X and a [[Y Chromosome]] they are [[male]].