Polymerase Chain Reaction in Biochemistry
Southern blotting involves

electrophoresis of DNA molecules and then blotting the separated RNA bands followed by incubation
electrophoresis of RNA molecules and then blotting the separated RNA bands followed by incubation
electrophoresis of DNA molecules followed by incubation
electrophoresis of DNA molecules and then blotting the separated DNA bands followed by incubation

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Polymerase Chain Reaction in Biochemistry
Specialized transduction occurs when

None of these
the bacteriophage incorporates randomly in the bacterial chromosome
the bacteriophage always incorporates at the same position in the bacterial chromosome
the bacteriophage never incorporates into the bacterial chromosome

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Polymerase Chain Reaction in Biochemistry
Restriction maps

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

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