What limitation of traditional hybridization used for plant and animal breeding has been overcome by

the use of rDNA techniques?

1. High cost

2. Insertion of undesirable genes

3. Complexity of the procedure

4. Antigenicity of the product

Concept Questions :-

Intro & History: II
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which of the following restriction sites is located within the gene for tetracycline resistance in the plasmid pBR322?

1. BamHI

2. Psti

3. Clal

4. Pvull

Concept Questions :-

Tools: Vectors:II
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The technique not used for transformation of plant cells in recombinant procedures is:

1. Biolistics

2. Agrobacterium mediation

3. Use of viruses

4. Micro-injection

Concept Questions :-

Tools: Vectors:II
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


In the screening process during rDNA experiments, clones that metabolize β-gal turn:

1. Colorless

2. Blue

3. Yellow

4. Green

Concept Questions :-

Host & Desired DNA: I
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Microinjection is suitable for :

1. Injecting an ovum into the sperm in IVF

2. Transforming animal cells

3. Injecting very small sized drug particles into neurons

4. Conferring antibiotic resistance to certain strain of bacteria 

Concept Questions :-

Tools: Vectors:II
Please attempt this question first.

Difficulty Level:


The plasmid pBR322 does not contain:

1. An origin of replication site

2. A gene that encodes for restrictor of plasmid copy number

3. Gene for Ampicillin and Streptomycin resistance

4. Sites for many restriction enzymes

Concept Questions :-

Tools: Vectors:II
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Restriction enzymes are synthesized by:

1. Bacteria only

2. Yeast and bacteria only

3. Eukaryotic cells only

4. All kinds of cells

Concept Questions :-

Tools: Enzymes:II
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The bioreactor shown in the diagram is:

1. Sparged stirred tank type

2. Airlift type

3. Simple stirred tank type

4. Fluidized bed type

Concept Questions :-

Large Scale Production: II
Please attempt this question first.

Difficulty Level:


What is true about the steps of PCR shown in the diagram given below?

l. Step A occurs at the temperature of 95-98o C

ll. Step B occurs at the temperature of 55o C

lll. Step C occurs at the temperature of 72o C

1. l and ll only

2. l and lll only

3. ll and lll only

4. l, ll and lll

Concept Questions :-

Large Scale Production: I
Please attempt this question first.

Difficulty Level:


A and B in the pBR 322, shown in the diagram given below, respectively represent recognition sequences of :

1. BamH I and Sma I

2. Hind II and Sma I

3. BamH I and SaI I

4. SaI I and Hind II

Concept Questions :-

Tools: Vectors:II
Please attempt this question first.

Difficulty Level: