BIOLOGY
VITAMINS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Thiamine
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Riboflavin
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Retinol
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Folic acid
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Detailed explanation-1: -8. Which of the following vitamin functions as both, hormone and visual pigment? Sol: (b) Retinal.
Detailed explanation-2: -Vitamins A and D are the first group of substances that have been reported to exhibit properties of skin hormones, such as organized metabolism, activation, inactivation, and elimination in specialized cells of the tissue, exertion of biological activity, and release in the circulation.
Detailed explanation-3: -Vitamin B12, or cobalamin, is naturally found in animal foods. It can also be added to foods or supplements. Vitamin B12 is needed to form red blood cells and DNA.
Detailed explanation-4: -It is also called a naphthoquinone and is synthesized in the body by some bacteria. It is a coagulation vitamin, which is why it helps in the clotting of blood.