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Name the two types of ligth sensitive ce...

Name the two types of ligth sensitive cells present in the retina of the human eye . What are their functions ?

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(1) The retina of the human eye contains a large number of light sensitive cells. These cells are of two shapes : (i) rod (ii) cones
(2) The rod like cells respond to the intensity of light.
(3) The conical cells respond to various colours of light. They responds differently to red, green and blue colours. They do not respond to faint light.
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