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: 23 '''chromosomes''' are from the father and 23 '''chromosomes''' are from the mother.
: The last 2 ''chromosomes''' 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]].
===References===
====AQA====
:[https://www.amazon.co.uk/gp/product/0008158754/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158754&linkCode=as2&tag=nrjc-21&linkId=27ad53b0283feeff7fc5ae04a9e205f155 ''Chromosome, pages 14, 24-2, 35, 41, 208, 212, 236-9, 240, 242-3, 250-1, GCSE Biology; Student Book, Collins, AQA '']