您要查找的是不是：
- 左手螺旋DNAZ-form DNA
- 左手螺旋Z-型DNAleft-handed Z DNA
- 左手螺旋left hand helix
- 超螺旋DNAsuper coiled DNA; superhelical DNA
- 左手螺旋ＤＮＡZ-form DNA
- 双螺旋DNAduplex DNA
- 正超螺旋DNApositively supercoiled DNA
- 左手bridle hand
- 螺旋helix
- 图2示离体次生壁的形态，左手螺旋和垂直线联结结构(箭头)。Fig.2 Showing lelf| handed helix of the isolated secondary wall and the join structure of vertical line( arrow).
- 负超螺旋DNAnegatively supercoiled DNA
- 左手边left hand side
- 高度负超螺旋DNAhypernegatively supercoiled DNA
- 左手的left-hand
- 在左手leftward
- 螺旋输送机screw conveyer
- 我左手很痒。I have an itch on my left hand.
- 螺旋形spiral
- 有些人用左手写字。Some people write with their left hand.
- 超氧化物歧化酶切割超螺旋DNA的活性Activity of Superoxide Dismutaseon Cleaving Supercoiled Double- Stranded DNA
