MCQS HOME 2020

The main enzyme responsible for activation of xenobiotics in (detoxification)____________?

(A) Cytochrome P-450

(B) Glutathione S-transferase

(C) NADPH cytochrome P-450 reductase

(D) Glucuronyl transferase

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Lactate dehydrogenase is____________?

(A) Isozyme

(B) Coenzyme

(C) Antienzyme

(D) Zymogen

Submitted By: Ali Uppal


Enzymes stored in muscle is________________?

(A) Alkaline phosphatase

(B) SGOT

(C) SGPT

(D) CPK

Submitted By: Ali Uppal


Iron is present in all of the following except_______________?

(A) Myoglobin

(B) Cytochrome

(C) Catalase

(D) Pyruvate kinase

Submitted By: Ali Uppal


Inactive precursors of enzymes are known as_______________?

(A) Apoenzymes

(B) Coenzymes

(C) Proenzymes

(D) Holoenzymes

Submitted By: Ali Uppal


Cofactor required for lipoprotein lipase activity is_______________?

(A) Apo A-II

(B) Apo C-II

(C) Apo C-III

(D) Apo B-II

Submitted By: Ali Uppal


Mutation in the oxidative enzymes (peroxisomes) could lead to_______________?

(A) Zellweger’s syndrome

(B) Gaucher’s disease

(C) Epidermolysis bullosa

(D) Leber’s neuropathy

Submitted By: Ali Uppal


Biotin is required for the activity of_____________?

(A) Pyruvate carboxylase

(B) Lactate dehydrogenase

(C) Succinate thiokinase

(D) Phosphohexose isomerase

Submitted By: Ali Uppal


The rate of absorption of sugars by the small intestine is highest for_______________?

(A) Pentoses

(B) Disaccharides

(C) Polysaccharides

(D) Hexoses

Submitted By: Ali Uppal