Amino Acid Metabolism

Question: An example of a transamination process is
[A].

glutamate = hexanoic acid + NH3

[B].

aspartate + hexanoic acid = glutamate + oxaloacetate

[C].

aspartate + α ketoglutarate = glutamate + oxaloacetate

[D].

glutamate = α-ketoglutarate + NH3

Answer: Option C

Explanation:

No answer description available for this question.

Question: A person suffering from phenylketonuria on consumption food containing high phenylalanine may lead to the accumulation of
[A].

phenylalanine

[B].

phenylpyruvate

[C].

tyrosine

[D].

isoleucine

Answer: Option B

Explanation:

No answer description available for this question.

Question: A person with phenylketonuria is advised not to consume which of the following products?
[A].

Glycine containing foods

[B].

Fat containing food

[C].

Glucose

[D].

Aspartame

Answer: Option D

Explanation:

No answer description available for this question.

Question: The most toxic compounds is
[A].

tyrosine

[B].

phenylpyruvate

[C].

lysine

[D].

phenylalanine

Answer: Option B

Explanation:

No answer description available for this question.

Question: A person with phenylketonuria will convert
[A].

phenylalanine to phenylpyruvate

[B].

phenylalanine to isoleucine

[C].

phenylpyruvate to phenylalanine

[D].

tyrosine to phenylalanine

Answer: Option A

Explanation:

No answer description available for this question.

Question: A person with phenylketonuria cannot convert
[A].

phenylalanine to tyrosine

[B].

phenylalanine to isoleucine

[C].

phenol into ketones

[D].

phenylalanine to lysine

Answer: Option A

Explanation:

No answer description available for this question.

Question: In the normal breakdown of phenylalanine, it is initially degraded to
[A].

fumarate

[B].

tyrosine

[C].

lysine

[D].

phenylpuruvate

Answer: Option B

Explanation:

No answer description available for this question.

Question: Tyrosine is degraded to acetoacetyl CoA and fumarate and is described as a
[A].

glucogenic amino acid

[B].

ketogenic amino acid

[C].

ketogenic and glucogenic amino acid

[D].

keto-gluco amino acid

Answer: Option C

Explanation:

No answer description available for this question.

Question: Histidine is degraded to α-ketoglutarate and is described as a
[A].

gluco amino acid

[B].

glucogenic amino acid

[C].

ketogenic amino acid

[D].

keto-gluco amino acid

Answer: Option B

Explanation:

No answer description available for this question.

Question: Lysine is degraded to acetoacetyl CoA and is described as a
[A].

ketogenic amino acid

[B].

glucogenic amino acid

[C].

keto-gluco amino acid

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.