1
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language

If A and C make 30% and 20% of DNA, respectively, what will be the percentage composition of T and G?

A
T : 20%, G : 20%
B
T : 20%, G : 30%
C
T : 30%, G : 20%
D
T : 30%, G : 30%
2
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language

Refer to the following statements for agarose-gel electrophoresis:

(a) Agarose is a natural polymer obtained from sea-weed.

(b) The separation of DNA molecules in agarose-gel electrophoresis depends on the size of DNA.

(c) The DNA migrates from negatively-charged electrode to the positively-charged electrode

(d) The DNA migrates from positively-charged electrode to the negatively-charged electrode.

Choose the most appropriate answer from the options given below :

A
(b), (c) and (d) only
B
(a) and (b) only
C
(a), (b) and (c) only
D
(a), (b) and (d) only
3
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List-I with List - II :

List - I List - II
(a) Multipolar neuron (i) Somatic neural system
(b) Bipolar neuron (ii) Cerebral cortex
(c) Myelinated nerve fibre (iii) Retina of Eye
(d) Unmyelinated nerve fibre (iv) Spinal nerves

Choose the correct answer from the options given below :

A
(a) - (ii), (b) - (iii), (c) - (iv), (d) - (i)
B
(a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)
C
(a) - (ii), (b) - (iv), (c) - (iii), (d) - (i)
D
(a) - (ii), (b) - (iii), (c) - (i), (d) - (iv)
4
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List - I with List - II :

List - I List - II
(a) Cellular barrier (i) Interferons
(b) Cytokine barrier (ii) Mucus
(c) Physical barrier (iii) Neutrophils
(d) Physiological barrier (iv) HCl in gastric juice

Choose the correct answer from the options given below :

A
(a) - (iii), (b) - (i), (c) - (ii), (d) - (iv)
B
(a) - (ii), (b) - (iii), (c) - (iv), (d) - (i)
C
(a) - (ii), (b) - (iii), (c) - (i), (d) - (iv)
D
(a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)
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