Mineral Nutrition Question 6
6. Which of the following elements is a constituent of biotin?
(a) Sulphur
(b) Magnesium
(c) Calcium
(d) Phosphorus
Show Answer
Answer : a
Hints & Solution
(a) Biotin, also known as vitamin $H$, is a water-soluble B-vitamin. It is a coenzyme for carboxylase enzymes, involved in the synthesis of fatty acids, isoleucine, valine and in gluconeogenesis. Sulphur is a constituent of biotin.
