Multiple choice

Which of the following is an incorrect statement?

  1. PCR is a laboratory technique for amplifying a specific DNA sequence.

  2. Gel electrophoresis is a basic technique used to separate DNA, RNA or proteins.

  3. The northern blotting is a laboratory method used to detect specific RNA molecules from a mixture of RNA molecules.

  4. Electroporation used to transfer polar molecules like DNA into host cells.

  5. The southern blotting technique depends on similarities between the sequences of probe RNA and experimental RNA.
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E Correct answer
Explanation

The southern blotting technique is a laboratory method used to detect specific DNA molecules from many other DNA molecules. The southern blotting technique depends on similarities between the sequences of probe DNA and experimental DNA.

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