Discussion
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- Question
Which of the following is the best described glucogenic amino acid?
Options- A. Lysine
- B. Tryptophan
- C. Valine
- D. None of these
- Correct Answer
- Valine
- 1. Histidine is degraded to ?-ketoglutarate and is described as a
Options- A. gluco amino acid
- B. glucogenic amino acid
- C. ketogenic amino acid
- D. keto-gluco amino acid Discuss
- 2. An example of a transamination process is
Options- A. glutamate = hexanoic acid + NH3
- B. aspartate + hexanoic acid = glutamate + oxaloacetate
- C. aspartate + ? ketoglutarate = glutamate + oxaloacetate
- D. glutamate = ?-ketoglutarate + NH3 Discuss
- 3. A ketogenic amino acid is one which degrades to
Options- A. keto-sugars
- B. either acetyl CoA or acetoacetyl CoA
- C. pyruvate or citric acid cycle intermediates
- D. multiple intermediates including pyruvate or citric acid cycle intermediates and acetyl CoA or acetoacetyl CoA Discuss
- 4. A person with phenylketonuria is advised not to consume which of the following products?
Options- A. Glycine containing foods
- B. Fat containing food
- C. Glucose
- D. Aspartame Discuss
- 5. Carbon fixation requires the expenditure of ATP molecules which is generated by
Options- A. formation of glucose during the Calvin cycle
- B. replenishment of chlorophyll
- C. ETS (electron transfer system) during the light reactions
- D. none of the above Discuss
- 6. A glucogenic amino acid is one which is degraded to
Options- A. keto-sugars
- B. either acetyl CoA or acetoacetyl CoA
- C. pyruvate or citric acid cycle intermediates
- D. none of the above Discuss
- 7. A best described ketogenic amino acid is
Options- A. lysine
- B. tryptophan
- C. valine
- D. none of these Discuss
- 8. Transamination is the transfer of an amino
Options- A. acid to a carboxylic acid plus ammonia
- B. group from an amino acid to a keto acid
- C. acid to a keto acid plus ammonia
- D. group from an amino acid to a carboxylic acid Discuss
- 9. A person with phenylketonuria will convert
Options- A. phenylalanine to phenylpyruvate
- B. phenylalanine to isoleucine
- C. phenylpyruvate to phenylalanine
- D. tyrosine to phenylalanine Discuss
- 10. A person suffering from phenylketonuria on consumption food containing high phenylalanine may lead to the accumulation of
Options- A. phenylalanine
- B. phenylpyruvate
- C. tyrosine
- D. isoleucine Discuss
Amino Acid Metabolism problems
Search Results
Correct Answer: glucogenic amino acid
Correct Answer: aspartate + ? ketoglutarate = glutamate + oxaloacetate
Correct Answer: either acetyl CoA or acetoacetyl CoA
Correct Answer: Aspartame
Correct Answer: ETS (electron transfer system) during the light reactions
Correct Answer: pyruvate or citric acid cycle intermediates
Correct Answer: lysine
Correct Answer: group from an amino acid to a keto acid
Correct Answer: phenylalanine to phenylpyruvate
Correct Answer: phenylpyruvate
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