- A) Glucose only
- B) Pyruvate only
- C) Both glucose and pyruvate
- D) None of these
Biochemistry MCQ
Total MCQ: 92
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2 Which glycolytic intermediate can be converted into glycerol for lipid synthesis?
- A) Fructose-6-phosphate
- B) Glyceraldehyde-3-phosphate
- C) Dihydroxyacetone phosphate
- D) Pyruvate
3 The conversion of which molecule leads to the production of lactate in anaerobic conditions?
- A) Glyceraldehyde-3-phosphate
- B) Fructose-1,6-bisphosphate
- C) Pyruvate
- D) Acetyl-CoA
4 What is the role of NAD+ in glycolysis?
- A) It acts as an electron donor.
- B) It gets reduced to NADH.
- C) It generates ATP directly.
- D) It phosphorylates glucose.
5 What is the primary function of glycolysis?
- A) To generate oxygen
- B) To produce ATP
- C) To synthesize proteins
- D) To break down fatty acids
6 What happens to glucose when it enters glycolysis?
- A) It remains unchanged.
- B) It gets phosphorylated.
- C) It gets oxidized directly.
- D) It forms fatty acids.
7 What type of reaction occurs during substrate-level phosphorylation in glycolysis?
- A) Oxidation-reduction reaction
- B) Hydrolysis reaction
- C) Phosphorylation reaction
- D) Condensation reaction
8 Where does glycolysis occur in the cell?
- A) Mitochondria
- B) Cytoplasm
- C) Nucleus
- D) Endoplasmic reticulum
9 Which metabolic pathway does pyruvate enter when oxygen is present?
- A) Glycolysis
- B) Fermentation
- C) TCA cycle
- D) Lipid synthesis
10 Which compound serves as an allosteric regulator derived from glycolytic intermediates?
- A) Lactate
- B) Acetyl-CoA
- C) 2,3-Bisphosphoglycerate
- D) Fructose-1,6-bisphosphate