what is colour blindness what kind of retinal cells are lacking in person suffering from this defect?
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Answer: The defect of the eye due to which a person is unable to distinguish between certain colours, is known as colour blindness. Cone shaped retinal cells are responsible for making a person differentiate between colours. The colour blind persons do not possess cone cells that respond to certain colours.
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Answer:
1. The inability of a person to distinguish between different colours is called colour - blindness.
2. The lack of cone - shaped cells cause colour - blindness.
Explanation:
1. Cone - shaped cells respond to certain specific colours.
2. Rod - shaped cells respond to intensity of light.
3. Due to absence of cone - shaped cells, a person suffers from colour - blindness.
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