Which of the following is not a target molecule for drug function in the body?
(a) Carbohydrates
(b) Lipids
(c) Vitamins
(d) Proteins
Answer: (c) Vitamins
Drugs usually interact with biomolecules such as carbohydrates, lipids, proteins, and nucleic acids. These are called drug targets. Vitamins are not a target molecule for drug function in body.