1
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which one of the following is considered as molecular scissors in modern biotechnology?

A
Reverse transcriptase
B
Taq polymerases
C
Alkaline phosphatases
D
Restriction endonucleases
2
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

During PCR cycle, the temperature range in the step of annealing is________

A
$40-60^{\circ} \mathrm{C}$ .
B
$\quad 90-98^{\circ} \mathrm{C}$
C
$70-75^{\circ} \mathrm{C}$
D
$65-85^{\circ} \mathrm{C}$
3
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

The manipulation of genetic material towards a desired end using "in vitro" process is called _________.

A
traditional biotechnology
B
genetics
C
genetic engineering
D
polvmerase chain reaction
4
MHT CET (PCB) 2024 22th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

When the phage DNA enters the host bacterium, the host cell protects itself from the viral DNA attacks with the help of _________ enzyme.

A
exonuclease
B
restriction endonuclease
C
DNA ligase
D
helicase

MHT CET (Biology) Subjects

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