dna 是什么意思

中文翻译与英英解释

	短语和例子 DNA ＝ 1.deoxyribonucleic acid 【生物化学】去[脱]氧核糖核酸。 2.deoxypentose-nucleic acid 去[脱]氧戊糖核酸。

Deoxyribonucleic acid (DNA) is a molecule that encodes the genetic instructions used in the development and functioning of all known living organisms and many viruses. Along with RNA and proteins, DNA is one of the three major macromolecules essential for all known forms of life.

例句与用法

	1.	That cannot escape discussion in a minihistory of dna . 这在DNA的研究史上是有口皆碑的。
	2.	The dna of chromatin must replicate before cell division . 染色质DNA在细胞分裂之前必须复制。
	3.	The sugar in all the nucleotides of dna is deoxyribose . 所有DNA的核苷酸中的糖均是脱氧核糖。
	4.	Each segment of dna thus synthesized is called a replicon . 这样合成的每一片段DNA称为复制子。
	5.	Recombinant dna is also an excellent example of this problem . 重组体DNA也是这类问题的一个极好的例子。
	6.	Rate of reassociation of dna fragments is a second-order reaction . DNA片段再结合的速度是一个次级反应。
	7.	Adenoviruses are the only enteric viruses that contain a dna core . 腺病毒是唯一含有DNA核心的肠道病毒。
	8.	The dna of bacteria is replicated by a semiconservative mechanism . 细菌的DNA是通过一种半保守性机理复制的。
	9.	Geminiviruses are the only other group of plant dna viruses known . 双联病毒是已知的唯一另一组植物DNA病毒。
	10.	Like mrna, both trna and rrna are transcripts of chromosomal dna . TRNA及rRNA同mRNA一样，都是染色体DNA的转录产物。

dna是什么意思

dna 是什么意思

中文翻译与英英解释

例句与用法