1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
In gel electrophoresis, separated DNA fragments can be visualized with the help of
A
Ethidium bromide in infrared radiation
B
Ethidium bromide in UV radiation
C
Acetocarmine in bright blue light
D
Acetocarmine in UV radiation
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) is resistant to
A
Insect predators
B
Insect pests
C
Fungal diseases
D
Plant nematodes
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Identify the wrong statement with regard to Restriction Enzymes
A
Sticky ends can be joined by using DNA ligases.
B
They cut the strand of DNAat palindromic sites.
C
Each restriction enzyme functions by inspecting the length of a DNA sequence.
D
They are useful in genetic engineering
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
The specific palindromic sequence which is recognized by EcoRl is
A
5’ - GGATCC - 3’
3’ - CCTAGG - 5’
B
5’ - GAATTC - 3’
3’ - CTTAAG - 5
C
5’ - GGAACC - 3’
3’ - CCTTGG - 5’
D
5’ - CTTAAG - 3’
3’ - GAATTC - 5’
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12