The 5' end of polynucleotide chain is attached to which group?

Hydroxyl group

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Carboxyl group

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Methyl group

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Phosphate group

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Solution

The correct option is D Phosphate group
The two strands of DNA run in opposite directions to each other and are therefore anti-parallel. The strands run from 5' to 3' direction and 3' to 5' direction. 5' end of polynucleotide chain is attached to phosphate group.

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The 5' end of polynucleotide chain is attached to which group?

The correct option is D Phosphate groupThe two strands of DNA run in opposite directions to each other and are therefore anti-parallel. The strands run from 5' to 3' direction and 3' to 5' direction. 5' end of polynucleotide chain is attached to phosphate group.

The correct option is D Phosphate group
The two strands of DNA run in opposite directions to each other and are therefore anti-parallel. The strands run from 5' to 3' direction and 3' to 5' direction. 5' end of polynucleotide chain is attached to phosphate group.