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26 June, 11:57

PCR (select one):

a. Is used to transcribe specific genes.

b. Amplifies specific DNA sequences.

c. None of these are correct.

d. Uses a DNA polymerase that denatures at 55 degrees Celsius.

e. Uses primers that are added only to one of the two template strands.

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  1. 26 June, 15:48
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    Answer: Option B) Amplifies specific DNA sequences.

    Explanation:

    Polymerase chain reaction (PCR) refers to the selective and repetitive duplication of a specific DNA sequence. It involves the following: heat, an enzyme called thermos aquaticus and annealing.
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