Biochemistry Mcqs

Submitted By: Ali Uppal


Normal level of serum phosphorous is_____________?

(A) 2.5 – 4.5 mgm%

(B) 7-9 mgm%

(C) 40-50 mgm%

(D) 1-2 mgm%

Submitted By: Ali Uppal


In all the following RNA participates directly except________________?

(A) Post translation modification

(B) Post transcriptional modification

(C) DNA replication

(D) Splicing

Submitted By: Ali Uppal


Which of the following is most important content of diet ?

(A) Protein

(B) Water

(C) Vitamin

(D) Minerals

Submitted By: Ali Uppal


Enzymes increase reaction rates by______________?

(A) Altering the free energy of the action

(B) Inhibiting the backward reaction

(C) Enhancing the forward reaction

(D) Decreasing the energy of activation

Submitted By: Ali Uppal


In molecular cloning, Blue White screening is used for_______________?

(A) To screen for recombinant vectors

(B) To detect gene mutations

(C) To identify desired chromosomal DNA insert in plasmid vectors

(D) To detect host DNA in situ

Submitted By: Ali Uppal


Heme is converted to bilirubin mainly in_____________?

(A) Kidney

(B) Liver

(C) Spleen

(D) Bone marrow

Submitted By: Ali Uppal


The fuel value of fat is____________?

(A) 4

(B) 7

(C) 9

(D) 5

Submitted By: Ali Uppal


On complete hydrolysis of DNA we will get all the following except______________?

(A) Deoxy pentose sugar

(B) Phosphoric acid

(C) Adenosine

(D) Purine bases

Submitted By: Ali Uppal


R-RNA is mainly produced mainly in___________?

(A) Nucleus

(B) Nucleolus

(C) Ribosome

(D) Endoplasmic reticulum

Submitted By: Ali Uppal