DNA是什么意思,DNA怎么背,怎么记,DNA的词根词缀巧记速记方法,DNA构词,构成,中文翻译

DNA是什么意思,DNA怎么背,怎么记,DNA的词根词缀巧记速记方法,DNA构词,构成,中文翻译_英语词典

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DNA 脱氧核糖核酸

释义2： DNA
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◙ noun
1. [mass noun] [Biochemistry] deoxyribonucleic acid, a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information
• [生化] 脱氧核糖核酸
2. Each molecule of DNA consists of two strands coiled round each other to form a double helix, a structure like a spiral ladder. Each rung of the ladder consists of a pair of chemical groups called bases (of which there are four types), which combine in specific pairs so that the sequence on one strand of the double helix is complementary to that on the other: it is the specific sequence of bases which constitutes the genetic information

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