BIOLOGY
VITAMINS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which is a precursor of Vitamin A found in plants?
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Retinol
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Betaine
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Beta-carotene
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Flavonoid
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Explanation:
Detailed explanation-1: -A carrot’s main nutrient, beta-carotene (responsible for this root vegetable’s characteristic orange color), is a precursor to vitamin A and helps your eyes to adjust in dim conditions.
Detailed explanation-2: -Provitamin A carotenoids are plant pigments that the body converts into vitamin A in the intestine [1, 3]. The main provitamin A carotenoids in the human diet are beta-carotene, alpha-carotene, and beta-cryptoxanthin [1].
Detailed explanation-3: -Carotene is a fat-soluble precursor of vitamin A that exists in green and yellow vegetables. A small portion of carotene is absorbed from the intestines and contributes to the yellow serum color. The carotenes include -Carotene, -carotene and -carotene.
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