strand是什么意思

双语用例

• The phosphodiester backbone is represented by a dot for the strands in a 5k-3k orientation and by a cross for the 3k-5k strands.

• Now we pull these strands together to discuss what the model suggests about preferences over institutional arrangements.

• Their approaches vary, ranging over descriptive, theoretical, engineering and experimental strands.

• The composition of new strands is dictated only by base-pairing efficacy and reactive substrate availability.

• To begin, first consider a situation in which two closed, circular strands or chains wind around each other in space.

• Because the complementary strands are physically retained in proximity, the chains do not diffuse apart, favouring reassociation.

• They can be found in three strands of the orchestral texture: the brass, woodwind/strings, and piano.

• Serrano coworkers have recently extended the de novo designed peptide with the aim of forming a triple stranded - sheet.