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

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 1
MCQ (Single Correct Answer)
+4
-1

The process of translation of mRNA to proteins begins as soon as:

A
The small subunit of ribosome encounters mRNA
B
The larger subunit of ribosome encounters mRNA
C
Both the subunits join together to bind with mRNA
D
The tRNA is activated and the larger subunit of ribosome encounters mRNA
3
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

DNA polymorphism forms the basis of:

A
Genetic mapping
B
DNA finger printing
C
Both genetic mapping and DNA finger printing
D
Translation
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Read the following statements and choose the set of correct statements:

(a) Euchromatin is loosely packed chromatin

(b) Heterochromatin is transcriptionally active

(c) Histone octamer is wrapped by negatively charged DNA in nucleosome

(d) Histones are rich in lysine and arginine

(e) A typical nucleosome contains 400 bp of DNA helix

Choose the correct answer from the options given below :

A
(b), (d), (e) only
B
(a), (c), (d) only
C
(b), (e) only
D
(a), (c), (e) only
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