Which one of the following conditions of the zygotic cell would lead to the birth of a normal human female child?
A
Only one X chromosome
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B
One X and one Y chromosome
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C
Two X chromosomes
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D
Only one Y chromosome
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Solution
The correct option is C Two X chromosomes Human beings contain 44 autosomes and one pair of allosome. Allosome is having composition XX in females, whereas XY in males.