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Amino Acid Metabolism Online Exam Quiz

Important questions about Amino Acid Metabolism. Amino Acid Metabolism MCQ questions with answers. Amino Acid Metabolism exam questions and answers for students and interviews.

1. 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

2. 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

3. An example of a transamination process is

Options

A : glutamate = hexanoic acid + NH 3

B : aspartate + hexanoic acid = glutamate + oxaloacetate

C : aspartate + ? ketoglutarate = glutamate + oxaloacetate

D : glutamate = ?-ketoglutarate + NH 3

4. 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

5. Which of the following is the best described glucogenic amino acid?

Options

A : Lysine

B : Tryptophan

C : Valine

D : None of these

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

7. A best described ketogenic amino acid is

Options

A : lysine

B : tryptophan

C : valine

D : none of these

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

9. A person with phenylketonuria will convert

Options

A : phenylalanine to phenylpyruvate

B : phenylalanine to isoleucine

C : phenylpyruvate to phenylalanine

D : tyrosine to phenylalanine

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

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