The two ends of the strand of DNA can be easily distinguished, as one will have a hole (the 3ʹ hydroxyl) and the other a knob (the 5ʹ phosphate). This ________ in a DNA strand is indicated by referring to one end as the 3ʹ end and the other as the 5ʹ end.
发布时间:2024-04-08 14:30:10