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Micronutrients

which one of ...

Question

which one of the following statement is not correct ??
1) Retinal is derivative of vitamin C
2) Rhodopsin is the purplish red protein present in rods only
3) Retinal is the light absorbing portion of visual photo pigments
4) In retina the rods have the photopigment rhodopsin while cones have three different photopigments

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Solution

(1)Retinal is a derivative of Vitamin C
Retinal is a form of Vitamin A which is an aldehyde. While Vitamin C is the ascorbic acid.

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Select the best option from the following statements.
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B. The photopigments are embedded in the membrane disc of the inner segment.
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Which one of the following is the correct difference between Rod Cells and Cone Cells of our retina? (Specify the number)

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