1
NEET 2026
MCQ (Single Correct Answer)
+4
-1
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Insertion of a foreign DNA at BamHI site in an E.coli cloning vector pBR322 results in the loss of antibiotic resistance towards:

A

Ampicillin and tetracycline

B

Ampicillin

C

Tetracycline

D

Gentamycin

2
NEET 2025
MCQ (Single Correct Answer)
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-1
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NEET 2025 Biology - Biotechnology: Principles and Processes Question 8 English

In the above represented plasmid, an alien piece of DNA is inserted at EcoRI site. Which of the following strategies will be chosen to select the recombinant colonies?

A
White color colonies will be selected.
B
Blue color colonies grown on ampicillin plates can be selected.
C
Using ampicillin & tetracycline containing medium plate.
D
Blue color colonies will be selected.
3
NEET 2025
MCQ (Single Correct Answer)
+4
-1
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Polymerase chain reaction (PCR) amplifies DNA following the equation.

A
$2 n+1$
B
$2 \mathrm{~N}^2$
C
$\mathrm{N}^2$
D
$2^n$
4
NEET 2025
MCQ (Single Correct Answer)
+4
-1
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Identify the part of a bio-reactor which is used as a foam braker from the given figure.

NEET 2025 Biology - Biotechnology: Principles and Processes Question 9 English

A
D
B
c
C
A
D
B

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