Red green colour blindness appears due to

Colour blindness occurs due to :

Colour blindness occurs due to :

In humans, red-green colour blindness is due to an X-linked dominant gene. The father transmits his gene for colour blindness to a son not to a daughter.

Colour blindness is due to one

Colour blindness is caused due to

Red-green colour blindness in man is.

Red green colour blindness in humans is governed by sex-linked recessive gene .A normal woman whose father was blind marrier a colour blind man. What proportion of their daughters is expected to be colour blind ?

Red - green colour blindness is also called __________.