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Home » Good vision depends on adequate intake of carotene rich food Select the best option from the following statements (a) Vitamin A derivatives are formed from carotene (b) The photopigments are embedded in the membrane discs of the inner segment (c) Retinal is a derivative of vitamin A (d) Retinal is a light absorbing part of all the visual photopigments (1) (a), (c) & (d) (2) (a) & (c) (3) (b), (c) & (d) (4) (a) & (b)
Good vision depends on adequate intake of carotene rich food Select the best option from the following statements (a) Vitamin A derivatives are formed from carotene (b) The photopigments are embedded in the membrane discs of the inner segment (c) Retinal is a derivative of vitamin A (d) Retinal is a light absorbing part of all the visual photopigments (1) (a), (c) & (d) (2) (a) & (c) (3) (b), (c) & (d) (4) (a) & (b)
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Good vision depends on adequate intake of carotene rich food Select the best option from the following statements (a) Vitamin A derivatives are formed from carotene (b) The photopigments are embedded in the membrane discs of the inner segment (c) Retinal is a derivative of vitamin A (d) Retinal is a light absorbing part of all the visual photopigments (1) (a), (c) & (d) (2) (a) & (c) (3) (b), (c) & (d) (4) (a) & (b)

Correct option:(1)Vitamin A derivatives are formed from carotene

Solution:

  • Carotene is the source of retinal which is involved in formation of rhodopsin of rod cells.
  • Retinal, a derivativem of vitamin A, is the light-absorbing part of all visual photopigments.
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