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DNA, or deoxyribonucleic acid, is the substance—specifically, a nucleic acid molecule with a twisted double strand double helix form—that carries the genetic information for humans and other living organisms from one generation to the next.
中文意思:
DNA即脱氧核糖核酸,是一种双螺旋链核酸分子,它携带人类及其他生物的遗传信息,使其代代相传。


以下为相关句子列表(点击查看,可以看对应的解释):
1 DNA employs some chemical reactions of its own to heal itself. 已记 看解释
2 DNA fingerprint is a laboratory procedure that requires several steps. 已记 看解释
3 DNA is present in every living organism, and the appeal of the molecule as a supercomputer mechanism lies in its demonstrated ability to store a vast amount of information, indeed, all of the instructions for replicating life. 已记 看解释
4 DNA of trees, plants and insects including butterflies and spiders from beneath the southern Greenland glacier was estimated to date to 450,000 to 900,000 years ago, the remnants of a boreal forest that existed before the Earth cooled. 已记 看解释
5 DNA tests should determine definitively whether the baby was the one Tunstall was carrying, Hart said. 已记 看解释
6 DNA, or deoxyribonucleic acid, is the substance—specifically, a nucleic acid molecule with a twisted double strand double helix form—that carries the genetic information for humans and other living organisms from one generation to the next. 已记 看解释
7 DNC: Meaning did not compete, the ruling when a boat fails to compete in a scheduled race and is awarded the maximum number of points for the race. 已记 看解释
8 DND: Meaning disqualification not discardable, the ruling when the jury disqualifies a boat from a race and awards the maximum number of points for the race, points which may not be discarded from the overall score later. 已记 看解释
9 DNF: Meaning did not finish, the ruling when a boat fails to finish a race and is awarded the maximum number of points for the race. 已记 看解释
10 DNS is covered in more detail in Chapter 9. 已记 看解释
11 DNS(Domain Name Server) introduced to the Internet, with then consisted of about1000 hosts. 已记 看解释
 
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