Colour blindness is due to defect in

Options

(a) cones
(b) rods
(c) rods and cones
(d) rhodopsin

Correct Answer:

cones

Explanation:

Colour blindness is any disorder of vision in which colours are not interpreted properly.The most common type is red-green colour blindness is due to recessive gene carried on the X-chromosome and therefore men are more likely to show the defect although women may be carriers.It results in a absence or malfunctioning of one or more of the three types of cone cells responsible for colour vision.