DNA双螺旋链是储存和传递遗传信息的重要载体。
The double-helical DNA is a very important intermediate in storing and transferring genetic informations.
DNA双螺旋链在复制和转录的过程中要在酶的催化下解旋，这是一个高度复杂的过程，目前还无法用物理学的方法来描述。
During the replication and transcription, DNA unwinds the double helix under the control of an enzyme. It is a very complex process beyond a physical description.
这些结构是由一束束双螺旋DNA链构成。
The structures are made from bundles of double-helix DNA strands.
从结构上讲，DNA是由两条链相互缠绕构成弹簧状结构称为双螺旋。
Structurally, DNA is composed of two strands that intertwine to form a spring-like structure called the double helix.
这种三螺旋体的稳定性极高，以至于在同型嘧啶PNA靶向双链DNA嘌呤道时，能取代其中一条DNA链侵入双螺旋。
The stability of these triple helixes is so high that homopyrimidine PNA targeted to purine tracts of dsDNA invades the duplex by displacing one of the DNA strands.
每个信使都是DNA双螺旋中一个单链的复制品。
Each messenger is an edited copy of one strand of the DNA double helix.
双螺旋结构的基本要素由四个极点与四段生命链构成。
And its basic segments are four acmes and four chains of life.
脱氧核糖核苷酸以共价键连接起来的链。双螺旋由两条DNA链组成。
A covalently linked chain of deoxribonu- cleotides. The double helix is composed of two DNA strands.
作为重要的遗传物质，DNA为双螺旋结构，组成双螺旋的两条链由嘌呤和嘧啶通过氢键配对联系。
Being as an important hereditary substance, DNA has the double helix, the two bonds composing the double helix are mating and connecting with each other through the purine and the pyrimidine.
这种损伤被称为链间交联，通常发生在双螺旋的两根链连接的时候，能抑制DNA复制和转录。
The damage, known as inter-strand crosslinks, occurs when the two strands of the double helix are linked together, blocking replication and transcription.
DNA是由两个相关联的聚核苷酸链组成的双螺旋分子…
DNA is composed of two polynucleotide chains associated so as to form a double helical molecule.
DNA是由两个相关联的聚核苷酸链组成的双螺旋分子…
DNA is composed of two polynucleotide chains associated so as to form a double helical molecule.
应用推荐