Category: Molecular Biology MCQs

(A) Mutates
(B) Ligases
(C) restriction enzymes
(D) None of these

Answer: (C) restriction enzymes
The enzymes for cutting DNA is called restriction enzymes.

(A) algae
(B) fungi
(C) protozoans
(D) None of these

Answer: (B) fungi

(A) Haemoparasites
(B) Ectoprasites
(C) Endoparasites
(D) None of these

Answer: (B) Ectoprasites

(A) Pleiotropy
(B) Linkage
(C) Epistasis
(D) None of these

Answer: (A) Pleiotropy
Pleiotropy refers to one gene affecting many traits.

(A) aorta
(B) pulmonary vein
(C) pulmonary artery
(D) femoral artery

Answer: (B) pulmonary vein
In humans beings, the structure that receives blood from the lungs is pulmonary vein.