Select Question Set:
Q. No.Match List I with List II
List I
List II
A. Matthew Meselson and Franklin Stahl
I. DNA is the genetic material
B. Alfred Hershey and Martha Chase
II. Semi-Conservative replication of DNA
C. Frederick Griffith
III. "Transforming principle" in DNA
D. Avery, MacLeod and McCarty
IV. Discovery of pneumococcal transformation
Choose the correct answer from the options given below:
1. A - (II); B - (III); C - (I); D - (IV)
2. A - (III); B - (IV); C - (I); D - (II)
3. A - (IV); B - (II); C - (III); D - (I)
4. A - (II); B - (I); C - (IV); D - (III)
Subtopic: DNA Replication | Search for Genetic Material |
68%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
Subtopic: DNA Replication | Transcription |
90%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
If E. coli is growth in the absence of lactose, it will stop the synthesis of
1. Ribonuclease
2. \(\beta\)-lactamase
3. \(\beta\)-galactosidase
4. Pyruvate kinase
1. Ribonuclease
2. \(\beta\)-lactamase
3. \(\beta\)-galactosidase
4. Pyruvate kinase
Subtopic: Gene Regulation: Lac Operon |
92%
Level 1: 80%+
Please attempt this question first.
Hints
Match List I with List II
Choose the correct answer from the options given below:
1. A-IV, B-I, C-III, D-I
2. A-III, B-II, C-IV, D-I
3. A-III, B-II, C-I, D-IV
4. A-III, B-I, C-IV, D-II
| List I | List II |
| A. Fredrich Miescher | I. Used X-ray analysis to investigate DNA structure |
| B. Rosalind Franklin | II. Provided experiment evidence of semiconservative DNA replication |
| C. James Watson | III. Discovered DNA |
| D. Mathew Meselson | IV. Elucidated 3-dimensional double helix DNA structure |
1. A-IV, B-I, C-III, D-I
2. A-III, B-II, C-IV, D-I
3. A-III, B-II, C-I, D-IV
4. A-III, B-I, C-IV, D-II
Subtopic: Genetic Code |
Level 4: Below 35%
Please attempt this question first.
Hints
Please attempt this question first.
E.coli growing in a medium containing radioactive thymidine was allowed to grow in normal medium (without radioactive thymidine) for two generations. What percentage of bacteria will have radioactive DNA strand?
1. 100%
2. 50%
3. 25%
4. 12.5%
1. 100%
2. 50%
3. 25%
4. 12.5%
Subtopic: DNA Replication |
71%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
The sequence of a DNA strand is 3'TTCGCATG 5'. The sequence of the complementary strand will be
1. 5'AAGCGTAC 3'
2. 5'CATGCGAA 3'
3. 5'CATGCGAA 3'
4. 3'CATGCGAA 5'
1. 5'AAGCGTAC 3'
2. 5'CATGCGAA 3'
3. 5'CATGCGAA 3'
4. 3'CATGCGAA 5'
Subtopic: DNA Replication |
90%
Level 1: 80%+
Please attempt this question first.
Hints
Post-transcriptional modifications in eukaryotes include
1. Polyadenylation, capping, coding
2. Capping, splicing, coding
3. Coding, splicing, polyadenylation
4. Capping, splicing, polyadenylation
1. Polyadenylation, capping, coding
2. Capping, splicing, coding
3. Coding, splicing, polyadenylation
4. Capping, splicing, polyadenylation
Subtopic: Transcription |
75%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
Which of the following is required as inducer(s) for the expression of Lac operon?
1. Galactose
2. Lactose
3. Lactose and galactose
4. Glucose
1. Galactose
2. Lactose
3. Lactose and galactose
4. Glucose
Subtopic: Gene Regulation: Lac Operon |
90%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
Which of the following is the main enzyme required for transcription?
1. DNA dependent DNA polymerase
2. DNA dependent RNA polymerase
3. RNA dependent RNA polymerase
4. RNA dependent DNA polymerase
1. DNA dependent DNA polymerase
2. DNA dependent RNA polymerase
3. RNA dependent RNA polymerase
4. RNA dependent DNA polymerase
Subtopic: Transcription |
85%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
In lac operon, z gene codes for :
1. \(\beta -\)galactosidase
2. Permease
3. Repressor
4. Transacetylase
1. \(\beta -\)galactosidase
2. Permease
3. Repressor
4. Transacetylase
Subtopic: Gene Regulation: Lac Operon |
91%
Level 1: 80%+
NEET - 2022
Hints
Select Question Set:
© 2025 GoodEd Technologies Pvt. Ltd.