A colourblind man has a colourblind sister but a normal brother than p – McqOptions

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1.	A colourblind man has a colourblind sister but a normal brother than phenotype of its parents is [CPMT 1993]
A.	Father colourblind and mother normal
B.	Father normal and mother colourblind
C.	Father and mother both are colourblind
D.	Father and mother both are normal
Answer» B. Father normal and mother colourblind

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