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20 October 2012
- 14:1714:17, 20 October 2012 diff hist +475 Antagonist No edit summary
29 November 2011
- 17:2217:22, 29 November 2011 diff hist +51 Sex chromosomes No edit summary
- 17:1417:14, 29 November 2011 diff hist +1,420 N Sex chromosomes Created page with " Sex is determined by the sex chromosomes of a particular organism. In humans, females have 2 X chromosomes whilst males have XY chromosomes. The female (in humans and many ..."