Multiple choice

The ribose moiety of which of the following nucleic acids is modified with an extra bridge connecting the 2' oxygen and 4' carbon?

  1. Xeno nucleic acid

  2. Glycol nucleic acid

  3. Threose nucleic acid

  4. A locked nucleic acid

  5. Synthetic peptide nucleic acid
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A locked nucleic acid (LNA), often referred to as inaccessible RNA, is a modified RNA nucleotide. The ribose moiety of an LNA nucleotide is modified with an extra bridge connecting the 2' oxygen and 4' carbon.

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