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

Match List-I with List-II :

List - I List - II
(a) Gene gun (i) Replacement of a faulty gene by a normal healthy gene
(b) Gene therapy (ii) Used for transfer of gene
(c) Gene cloning (iii) Total DNA in the cells of an organism
(d) Genome (iv) To obtain identical copies of a particular DNA molecule

Choose the correct answer from the options given below:

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

Pathogenic bacteria gain resistance to antibiotics due to changes in their :

A
Nucleoid
B
Cosmids
C
Plasmids
D
Nucleus
3
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

Which of the following methods is not commonly used for introducing foreign DNA into the plant cell?

A
Bacteriophages
B
Agrobacterium mediated transformation
C
Gene gun
D
‘Disarmed pathogen’ vectors
4
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

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
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