Question

A colour blind woman is married to a normal man.How many children of this couple are likely to be colour blind in F2 generation?​

Answer 1

Expanation: the sons of the colourblind woman and normal man will all be colour blind but the daughters will be carrier for colourblindness since they only get one x from the mother and one from the unaffected father

Answer 2

Colour blindness is genetic disorder of the colour vision deficiency passed from one generation to other generation.

EXPLANATION:

When colour blind women is married to normal man, the children of this couple are likely to be colour blind, the 50% of changes of son being colour blind, 50% of daughters being colour blind gene carriers.

The father (XY) not colour blind married mother (XX) colour blind gene carrier, may give birth to son (XY) non colour blind, son (XY) colour blind. Daughter not colour blind (XX) and Daughter colour blind gene carrier only (XX).