Biochemistry MCQs
Biochemistry MCQs cover enzymes, metabolism, vitamins, nucleic acids, and clinical correlations. Perfect for MDCAT, USMLE, FCPS, and competitive exams, these quizzes strengthen molecular biology concepts and link biochemical processes to human health and disease.
Q: Denaturation affects a protein's
A) Molecular weight
B) Folding and shape
C) Genetic code
D) Primary structure
Q: ATP is composed of
A) Thymine and phosphate
B) Glucose and ribose
C) Adenine, ribose, and phosphate
D) Ribose and uracil
Q: Water is essential in biochemistry due to its
A) Hydrophobic nature
B) High acidity
C) Solvent properties
D) Insolubility
Q: Disaccharides are formed by
A) Sublimation
B) Oxidation
C) Condensation
D) Hydrolysis
Q: Most abundant protein in the human body is
A) Actin
B) Collagen
C) Hemoglobin
D) Insulin