您要查找的是不是：
- 左手螺旋DNA Z-form DNA
- 左手螺旋Z-型DNA left-handed Z DNA
- 左手螺旋 left hand helix
- 超螺旋DNA super coiled DNA; superhelical DNA
- 左手螺旋ＤＮＡ Z-form DNA
- 双螺旋DNA duplex DNA
- 正超螺旋DNA positively 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DNA negatively supercoiled DNA
- 左手边 left hand side
- 高度负超螺旋DNA hypernegatively 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
