Red-green colour blindness in humans is governed by a sex-linked recessive gene. A normal woman whose father was colour blind marries a colour blind man. What proportion of their daughters is expected to be colourblind?
A.
$$\frac{3}{4}$$
B.
$$\frac{1}{2}$$
C.
$$\frac{1}{4}$$
D.
All
Answer :
$$\frac{1}{2}$$
Releted MCQ Question on Botany >> Principles of Inheritance and Variation
Releted Question 1
Experimental verification of the chromosomal theory of inheritance was done by
In a marriage between male with blood group $$A$$ and female with blood group $$B,$$ the progeny had either blood group $$AB$$ or $$B.$$ What could be the possible genotype of parents?