Q. Vitamin ____________ is needed for the formation of a light-sensitive pigment in the retina.

  • (A) A
  • (B) B
  • (C) C
  • (D) B complex
✅ Correct Answer: (A) A

Published by Kartik Sharma ⭐ 8.52K Points at 17-Feb-2022 04:51 pm in Biology

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