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Neural Control and Coordination

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  1. In the chemistry of vision in mammals, the photosensitive substance is called
    1. sclerotin
    2. retinol
    3. rhodopsin
    4. melanin
Correct Option: C

Melanin is the pigment which gives colour to the skin. Retinol is the other name for vitamin A. Sclerotin is the component of the carapace in crustaceans.


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