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Related Practice Questions :

The enzyme used in the polymerase chain reaction is a :

(1) DNA dependent RNA polymerase

(2) RNA dependent DNA polymerase

(3) DNA dependent DNA polymerase

(4) RNA dependent RNA polymerase

 59%
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Taq polymerase is used in the polymerase chain reaction because:

1. It replicates DNA faster than other enzymes

2. It is the only enzyme that can replicate DNA invitro

3. It does not require an RNA primer to function

4. It is thermostable 

 82%
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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

 67%
From NCERT
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Which one is a true statement regarding DNA polymerase used in PCR?

1. It is used to ligate introduced DNA in recipient cells

2. It serves as a selectable marker

3. It is isolated from a virus

4. It remains active at high temperature

 76%
From NCERT
NEET - 2012
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Select the correct order of processing of PCR.

(1) Extension, primer annealing, denaturation

(2) Denaturation, primer annealing, extension

(3) Denaturation, extension, primer annealing

(4) Primer annealing, denaturation, extension

 85%
From NCERT
AIIMS - 2015
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