The vitamin that is part of coenzyme A and is involved in acyl group transfer is:
A. Riboflavin
B. Pantothenic acid
C. Thiamine
D. Biotin
Answer: Option B
Solution (By JKExamLibrary)
Pantothenic acid (vitamin B₅) is a component of coenzyme A (CoA), essential for the Krebs cycle and fatty acid metabolism. Thiamine is TPP, riboflavin FAD, biotin for carboxylation.
Explanation:
Vitamin E (tocopherol) is a lipid-soluble antioxidant that scavenges free radicals and prevents lipid peroxidation of cell membranes. Vitamin C is water-soluble antioxidant, A is for vision, K for clotting.
Explanation:
Germline mutations can be passed to offspring. Mutations can be spontaneous or induced; silent mutations do not change the amino acid sequence.
Explanation:
Functional residual capacity (FRC) is the volume of air in the lungs at the end of a normal expiration (ERV + RV). It prevents alveolar collapse and buffers gas concentrations. Vital capacity is max exhaled after max inhalation, total lung capacity is max air lungs can hold, inspiratory capacity is max inhaled after normal exhalation.
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