Polymerase Chain Reaction in Biochemistry
A PCR cycle consists of

three steps, denaturation, primer annealing and elongation
three steps, primer annealing, elongation and termination
three steps, denaturation, initiation and elongation
three steps, initiation, elongation and termination

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Polymerase Chain Reaction in Biochemistry
Restriction maps

does not allow comparison between DNA molecules
allows comparison between DNA molecules but requires to determine nucleotide sequence
allows comparison between DNA molecules without the need to determine nucleotide sequence
None of these

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Polymerase Chain Reaction in Biochemistry
To clone into a plasmid vector, both the plasmid and the foreign DNA are cut

with the combination of enzymes and mixed together
with the same restriction enzyme and mixed together
with the combination of enzymes and then seperated
with different restriction enzyme and mixed together

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