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What would be the ratio of chromosome number between an egg and its zygote? How is the sperm genetically different from the egg?

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asked Jun 1, 2017 in Biology by Kundan kumar (49,132 points) ● 34 ● 381 ● 1015
What would be the ratio of chromosome number between an egg
and its zygote? How is the sperm genetically different from the egg?

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answered Jun 1, 2017 by Vikash Kumar (144,729 points) ● 8 ● 11 ● 21
The ratio is 1 : 2. Sperms contain either X or Y chromosome
whereas an egg will always have an X chromosome.
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