注释: 1.In mammals the strands of DNA are grouped into structures called chromosomes.哺乳L动物的 DNA线被组合为称作染色体的各种结构。 2.With the exception of identical siblings (as in identical twins):生物姊妹体除外(如完全相同的双胞胎) 3.DNA fingerprinting is sometimes called DNA typing. DNA 指...
“Both the strands of DNA are not copied during transcription”.Choose the correct reasons from the following.A. If both strands of DNA act as a template, RNA would be coded with different sequences, leading to formation of two different polypeptide chai
The strands of DNA are joined by bonding between the bases on opposite strands, to form base pairs .A.hydrogenB.phosphateC.glycosylicD.phosphodiester的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一
The strands of the DNA molecule are antiparallel, which means that ( ).A.both strands are oriented in a 5’ to 3’ directionB.both strands are oriented in a 3’to 5’ directionC.the molecule is oriented differently from the rest of the cellD.only one str
Three Experiments Which Demonstrate That The Strands of Form I DNA are Topologically Non-LinkedThe following three experiments collectively cast grave doubt upon the double-helical structure for DNA. It would be difficult to imagine the mind which, after reading this, still maintains that the ...
DNA Structure: Study with Video Lessons, Practice Problems & Examples Back to all problems Previous Next 17PRACTICE PROBLEM The two strands of DNA duplex are ___ in orientation. ANSWERS OPTIONS A parallel B antiparallel C perpendicular D straight...
The replication fork(复制叉)3.1 Both strands of DNA are synthesized together at the replication fork (复制叉上DNA双链的两条链是同时进行复制的)在细胞中,DNA双链的两条链时同时进行复制的,这要求将双螺旋的两条链分开以形成两条DNA模板replication fork: The junction between the newly separated template...
19、 duplex DNA.,CHAPTER 8,新分开的模板链与未复制的双链DNA之间的连接区称为复制叉。,CHAPTER 8,(1) Both strands of DNA are synthesized together at the replication fork.,Figure 8-11,Leading strand(前导链),Lagging strand(后随链),Okazaki fragment (1001000bp),Replication fork,(2) DNA helicase...
Answer to: The two strands in a molecule of DNA are held together by ___. (a) peptide bonds (b) covalent bonds (c) hydrogen bonds (d) ionic...
DNA, a fundamental building block of all life, from plants to animals and even viruses. DNA forms how we look, how cells function, and how genetic information is passed on by our parents. Answer and Explanation: The two strands in DNA are held together by hydrogen bonds that twist to for...