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: Triglycerides are composed of
A) Fatty acids and glycerol
B) Proteins and lipids
C) Glycerol and glucose
D) Fatty acids and nucleotides
Q: RNA contains the sugar
A) Ribose
B) Glucose
C) Fructose
D) Deoxyribose
Q: Peptide bonds are found in
A) Nucleic acids
B) Proteins
C) Lipids
D) Carbohydrates
Q: The central dogma of molecular biology is
A) DNA → Protein → RNA
B) RNA → DNA → Protein
C) DNA → RNA → Protein
D) Protein → DNA → RNA
Q: Urea cycle occurs mainly in the
A) Liver
B) Kidney
C) Pancreas
D) Brain