Biochemistry Mcqs

Biuret test is confirmatory test for_______________?

(A) Protein

(B) Fat

(C) Carbohydrate

(D) None of the above

Submitted By: Ali Uppal


Indole ring is present in______________?

(A) Tryptophan

(B) Valine

(C) Methionine

(D) Histidine

Submitted By: Ali Uppal


In maple syrup urine disease the amino acids excreted in the urine are______________?

(A) Leucine

(B) Isoleucine

(C) Valine

(D) All of the above

Submitted By: Ali Uppal


Aromatic ring is present in_____________?

(A) Arginine

(B) Glycine

(C) Phenylalanine

(D) Phenylalanine, Glycine

Submitted By: Ali Uppal


One of the following is nonessential amino acid______________?

(A) Tyrosine

(B) Valine

(C) Methionine

(D) Cystine

Submitted By: Ali Uppal


Following is non-essential amino acid_______________?

(A) Phenylalanine

(B) Proline

(C) Tryptophan

(D) Threonine

Submitted By: Ali Uppal


The process of transfer of information from the RNA to the proteins is called______________?

(A) Mutation

(B) Translation

(C) Transcription

(D) Conjugation

Submitted By: Ali Uppal


Following are the essential amino acid______________?

(A) Phenylalanine, Tryptophan lysine

(B) Phenylalanine, Arginine Methinonine

(C) Phenylalanine, Valine, Glycine

(D) Histidine, Glutamine, Valine

Submitted By: Ali Uppal


Vitamin B12 is_______________?

(A) Extrinsic factor of castle

(B) Intrinsic factor of castle

(C) Cyano cobalamine

(D) A fat soluble vitamin

Submitted By: Ali Uppal


Thiamine deficiency can be diagnosed by measuring________________?

(A) Thiamine levels in blood

(B) Alkaline phosphatase levels in blood

(C) Transketolase activity in RBC

(D) Plasma pyruvate and lactic acid levels

Submitted By: Ali Uppal