If mother is a carrier for colour blindness and father is normal, then in offsprings this disease ma

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4.Principles of Inheritance and Variation

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If mother is a carrier for colour blindness and father is normal, then in the offsprings this disease may be seen in

A

All the sons

B

All the daughters

C

$50\%$ sons and $50\%$ daughters $(carrier)$

D

All the sons and not in daughters

(AIPMT-1999)

Solution

(c) Carrier mother is heterogametic for recessive colour blindness gene.

Standard 12

Biology

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