Biochemistry questions and answers

Biochemistry Questions and Answers

How well do you understand chemical processes occurring in living matter? Test your knowledge of biochemistry with these questions and answers.

41.

A person with phenylketonuria will convert

A.

phenylalanine to phenylpyruvate

B.

phenylalanine to isoleucine

C.

phenylpyruvate to phenylalanine

D.

tyrosine to phenylalanine

Correct answer is A

No explanation has been provided for this answer.

42.

Transaminase enzymes are present in

A.

liver

B.

pancreas

C.

intestine

D.

none of these

Correct answer is A

No explanation has been provided for this answer.

43.

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

Correct answer is C

No explanation has been provided for this answer.

44.

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

Correct answer is D

No explanation has been provided for this answer.

45.

The most toxic compound is

A.

tyrosine

B.

phenylpyruvate

C.

lysine

D.

phenylalanine

Correct answer is B

No explanation has been provided for this answer.