A marriage between a colourblind man and a normal woman produces _______________.

All carrier daughters and normal sons

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50% Carrier daughters, 50% normal daughters

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50% Colourblind sons, 50% normal sons

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All carrier off springs

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Solution

The correct option is C All carrier daughters and normal sons
Colourblindness is a recessive sex-linked trait. Man is colourblind therefore his genotype is $X^{c} Y$ and woman is normal so her genotype is XX.
Hence, all carrier daughters and normal sons are produced.

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A marriage between a colourblind man and a normal woman produces _______________.

The correct option is C All carrier daughters and normal sonsColourblindness is a recessive sex-linked trait. Man is colourblind therefore his genotype is XcY and woman is normal so her genotype is XX.Hence, all carrier daughters and normal sons are produced.

The correct option is C All carrier daughters and normal sons
Colourblindness is a recessive sex-linked trait. Man is colourblind therefore his genotype is $X^{c} Y$ and woman is normal so her genotype is XX.
Hence, all carrier daughters and normal sons are produced.