Discussion
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- Question
Two major products of pentose phosphate pathway are
Options- A. nicotinamide adenine dinucleotide and ribose 5-phosphate
- B. flavine adenine dinuclueotide and glucose 5-phosphate
- C. FAD and CoA
- D. NADPH and NAD
- Correct Answer
- nicotinamide adenine dinucleotide and ribose 5-phosphate
- 1. A common way that cells capture the energy released during the breakdown of large molecules is to add electrons to smaller, specialized molecules that can accept them. This process of electron acceptance is otherwise known as
Options- A. biosynthesis
- B. metabolism
- C. reduction
- D. catalysis Discuss
- 2. Under aerobic condition pyruvate is converted by pyruvate dehydrogenase to
Options- A. phosphoenol pyruvate
- B. acetyl CoA
- C. lactate
- D. glyceraldehyde 3 phosphate Discuss
- 3. Gluconeogenesis is the
Options- A. formation of glycogen
- B. breakdown of glucose to pyruvate
- C. breakdown of glycogen to glucose
- D. synthesis of glucose from non-carbohydrate precursors Discuss
- 4. Boat and chair conformations are found
Options- A. in pyranose sugars
- B. in any sugar without axial -OH groups
- C. in any sugar without equatorial -OH groups
- D. only in D-glucopyranose Discuss
- 5. How many ATP equivalents per mole of glucose input are required for gluconeogenesis?
Options- A. 2
- B. 6
- C. 8
- D. 4 Discuss
- 6. Gluconeogenesis requires a higher amount of ATP equivalents as compared to that produced by glycolysis because
Options- A. gluconeogenesis releases energy as heat
- B. glycolysis releases energy as heat
- C. glycolysis occurs in the mitochondria while gluconeogenesis occurs in the cytosol
- D. all of the above Discuss
- 7. In lysozyme catalysis, which of the following does not contribute?
Options- A. The abnormally high pKa of Glu35
- B. The strained conformation of the D sugar
- C. Formation of a covalent intermediate at Asp52
- D. Formation of a covalent intermediate at Ser195 Discuss
- 8. What is present in the stomach to prevent self-digestion?
Options- A. Mucus
- B. acid
- C. Enzymes
- D. hormones Discuss
- 9. Storage polysaccharide made by animals is
Options- A. amylopectin
- B. glycogen
- C. cellulose
- D. collagen Discuss
- 10. Cellulose fibers resemble with the protein structure in the form of
Options- A. ?-sheets
- B. ?-helices
- C. ?-turns
- D. None of these Discuss
Carbohydrate problems
Search Results
Correct Answer: reduction
Correct Answer: acetyl CoA
Correct Answer: synthesis of glucose from non-carbohydrate precursors
Correct Answer: in pyranose sugars
Correct Answer: 6
Correct Answer: glycolysis releases energy as heat
Correct Answer: Formation of a covalent intermediate at Ser195
Correct Answer: Mucus
Correct Answer: glycogen
Correct Answer: ?-sheets
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