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प्रश्न
The number of pair (s) of sex chromosomes in the zygote of humans is
विकल्प
one
two
three
four
MCQ
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उत्तर
one
Explanation -
In humans, a gamete has one sex chromosome either X or Y. So, a zygote formed from the fusion of two gametes has two sex chromosomes or a pair of sex chromosomes (XX or XY).
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