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Fertilisation

Which chromos...

Question

Which chromosome is contributed by the sperm during fertilization?

A

X

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B

Y

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C

Either X or Y

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D

None of the above

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Solution

The correct option is C
Either X or Y

The sperm either contributes X or Y chromosome. The female anyway contributes X chromosome. Hence, if the sperm contributes X chromosome, the resulting offspring is a female and if it contributes Y chromosomes, the resulting offspring is a male.

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