Q. Antiparallel strands of a DNA molecule means that (AIPMT - 2006) (Solved)
1. One strand turns clockwise
2. One strand turns anticlockwise
3. The phosphate groups of two DNA strands , at their ends share the same position
4. The phosphate groups at the start of two DNA strands are is opposite position (Pole).
- d. The phosphate groups at the start of two DNA strands are is opposite position (Pole).