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Nucleotides

Two nucleotid...

Question

Two nucleotides are linked through

A

5' - 3' Phosphodiester bond

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B

3' - 5' Phosphodiester bond

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C

2' - 3' Phosphodiester bond

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D

3' - 2' Phosphodiester bond

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Solution

The correct option is B
3' - 5' Phosphodiester bond

A phosphodiester bond is a linkage in which 3' phosphate group of a nucleoside is linked to the 5' hydroxyl group of another nucleoside. The direction is always from the 3' to 5' in nucleotides.

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