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Which of the following statements is FALSE about nucleic acids? Single-stranded

ID: 1001985 • Letter: W

Question

Which of the following statements is FALSE about nucleic acids?

Single-stranded RNA molecules can have extensive regions of intramolecular base pairing leading to defined secondary and tertiary structure.

The melting temperature of DNA increases with increasing G plus C content.

The mode of replication of DNA is best described as semiconservative.

Supercoiled DNA has a lower mobility than relaxed DNA with the same number of base pairs when subjected to gel electrophoresis.

An important observation that assisted in the elucidation of the secondary structure of DNA was that the mole percent adenine was almost always the same as the mole percent of thymine.

Explanation / Answer

The correct option is

'Supercoiled DNA has a lower mobility than relaxed DNA with the same number of base pairs when subjected to gel electrophoresis. This statment is false regarding the supercoiled DNA.

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