The DNA molecule to which the gene of interest is integrated for cloning is called:

1. Transformer 2. Vector
3. Template 4. Carrier 
Subtopic:  Tools: Vectors: I | Tools |
 84%
From NCERT
NEET - 2015
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The cutting of DNA at specific locations became possible with the discovery of?

1. Restriction enzymes

2. Probes

3. Selectable markets

4. ligases

Subtopic:  Tools: Enzymes: II | Tools |
 93%
From NCERT
NEET - 2015
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The introduction of t-DNA into plants involves?

1. Infection of the plant by Agrobacterium tumefaciens

2. Altering the pH of the soil, heat-shocking the plants

3. Exposing the plants to Cold for a brief period

4. Allowing the plant roots to stand in water

Subtopic:  Tools: Vectors: II | Tools |
 91%
From NCERT
NEET - 2015
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Which vector can clone only a small fragment of DNA?

1. Bacterial artificial chromosome

2. Yeast artificial chromosome

3. Plasmid

4. Cosmid

Subtopic:  Tools: Vectors: I | Tools |
 80%
AIPMT - 2014
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Which of the following is not correctly matched for the organism and its cell wall degrading enzyme?

1. Plant cells- cellulose

2. Algae - Methylase

3. Fungi - Chitinase

4. Bacteria - Lysozyme

Subtopic:  Obtaining Copy of Gene from Donor DNA |
 86%
From NCERT
AIPMT - 2013
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

DNA fragments generated by the restriction endonucleases in a chemical reaction can be separated by:

1. Polymerase chain reaction

2. Electrophoresis

3. Restriction mapping

4. Centrifugation

Subtopic:  Separation and Isolation of DNA fragments |
 92%
From NCERT
AIPMT - 2013
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

The colonies of recombinant bacteria appear white because of:

1. Insertional inactivation of alpha-galactosidase in non-recombinant bacteria
2. Insertional inactivation of beta-galactosidase in recombinant bacteria
3. Inactivation of glycosidase enzyme in recombinant bacteria
4. Non-recombinant bacteria containing beta-galactosidase
Subtopic:  Selectable Markers: III | Selection of Recombinant Transformants | Selectable Markers |
 80%
From NCERT
AIPMT - 2013
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

During the process of isolation of DNA, chilled ethanol is added to:
1. Precipitate DNA
2. Break open the cell to release DNA
3. Facilitate action of restriction enzymes
4. Remove proteins such as histones
Subtopic:  General Design of an rDNA experiment |
 87%
From NCERT
NEET - 2013
Please attempt this question first.
Hints
Please attempt this question first.

The figure below is the diagrammatic representation of the E.coli vector pBR 322. Which one of the given options correctly identifies its certain components (s)? 
 
1. Ori-original restriction enzyme

2. Rop-reduced osmotic pressure

3. Hind III, Eco RI-selectable markers

4. AmpR, tetiR-antibiotic resistance genes

Subtopic:  Tools: Vectors: II | Cloning Vector | Tools |
 86%
From NCERT
AIPMT - 2012
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Which one of the following is a case of wrong matching?

1. Somatic hybridization- Fusion of two diverse cells
2. Vector DNA- Site for tRNA synthesis
3. Micropropagation- In vitro production of plants in large numbers
4. Callus - Unorganized mass of cells produced in tissue culture

Subtopic:  Tools: Vectors: I | Tools |
 76%
From NCERT
AIPMT - 2012
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch