Dna, transcription?

Question

True or false?

1)

DNA has a free 3'-OH group and a 5'-phosphate group

2)

When building the RNA transcript during transcription, a triphosphate ribonucleotide (as opposed to a triphosphate deoxyribonucleotide in building DNA) is added. 2 phosphate groups are removed from the nucleotide to supply the energy to form the phosphodiester bond.

Answer 1

1.DNA has a free3'-OH and a free 5'-phosphate on each of the 2 strands of the double helix. - 2 of each per DNA.

2. True.

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