1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Name the enzyme that facilitates opening of DNA helix during transcription.
A
DNA polymerase
B
RNA polymerase
C
DNA helicase
D
DNA ligase
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Purines found both in DNA and RNA are:
A
Guanine and cytosine
B
Cytosine and thymine
C
Adenine and thymine
D
Adenine and guanine
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Expressed Sequence Tags (ESTs) refers to :
A
DNA polymorphism
B
Novel DNA sequences
C
Genes expressed as RNA
D
Polypeptide expression
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Match the following genes of the Lac operon with their respective produces :

(a) i gene (i) $$\beta $$-galactosidase
(b) z gene (ii) Permease
(c) a gene (iii) Repressor
(d) y gene (iv) Transacetylase

Select the correct option.
A
(a) (b) (c) (d)
(iii) (i) (iv) (ii)
B
(a) (b) (c) (d)
(iii) (iv) (i) (ii)
C
(a) (b) (c) (d)
(i) (iii) (ii) (iv)
D
(a) (b) (c) (d)
(iii) (i) (ii) (iv)
NEET Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12