3. a nucleotide polymer (polynucleotide) 2 Thousands of wires. Twist is spiral stair-like merge, right by the sea is a good bot, though sugar (Deoxyribose Sugar) catch the phosphate (phosphate group) is like a stair railing.
3. Polynucleotide (polynucleotide) 2 Iines. The twisted ladder clockwise by. The sugar deoxyribose (Deoxyribose. Sugar) catch with a phosphate group (phosphate group) like a banister.