Barbara01
2 Answers
pythonlover
The male determines the sex,women carry the x chromosone,the men carry the x and the y chromosone,so if a x chromosone from the male hits a x chromosone from the woman,it will be a girl,if the y chromosone hits the x chromosone from the woman it will be a boy.So xx is a girl and xy is a boy.
| 14 years ago. Rating: 2 | |
Yvonne57
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