It is an important process of cytogenetics to study the structures and functions of chromosome, the main carrier of genetic material DNA.
染色体作为主要的遗传物质DNA载体，研究它的结构和功能是细胞遗传学必不可少的重要环节。
DNA is the most important genetic material. So the method and technique of DNA extracting is the basic method for biochemistry, molecular biology and recombinant DNA technology.
DNA是最重要的遗传物质，因此，DNA的提取方法和技术是生物化学及分子生物学最基本的技术，也是生物工程最常用的技术。
The experiment could open the door to production of artificial organisms whose original genetic material is replaced entirely by man-made DNA, the researchers said.
研究人员称，这项试验打开了一扇门，可以用人造dna完全替换细菌原有的遗传物质制造出人工生物体。
The team made a first breakthrough last year by using mammoth hair to extract mitochondrial DNA, genetic material that is inherited from the female line.
团队在去年通过从长毛象毛发中提取线粒状基因研究获得了第一次突破。这种线粒状基因物质是从雌性链体上遗传下来。
A. D. Hershey and Martha Chase used a bacteriophage in a famous 1952 experiment that supported the theory that DNA is the genetic material.
赫尔希和蔡斯在1952年把噬菌体用于一项著名的实验中，这个实验支持了DNA是基因物质的理论。
Scientists have been messing around for decades with the DNA of living things; the essence of biotechnology is splicing genetic material from one organism to another.
科学家曾对生命的物质迷惑了许多年；生物技术的本质就把一个有机体的遗传物质粘接到另一个有机体上面。
Cobalamin helps maintain healthy nerve cells and red blood cells, and is also needed to produce DNA, the genetic material in all cells.
氰钴胺素能维持神经细胞和红血球细胞的健康，并有助于在所有的细胞中产生出DNA和遗传物质。
The genome is the complete set of sequences in the genetic material of an organism. It includes the sequence of each chromosome plus any DNA in organelles.
基因组是一种生物遗传物质所有序列，包括染色体和一些细胞器的DNA序列。
The claim that the group were a family comes from analysis of their mitochondrial DNA, genetic material found within animal cells that is passed down the female line.
这群人属于一个家庭的主张来自对他们线粒体DNA的分析。这些基因物质是在通过母系传下来的动物细胞中被发现的。
The nucleus is a spherical, sometimes elongated structure that contains the genetic material, the DNA, of the cell.
细胞核呈球形，有时为卵圆形，含有细胞的遗传物质DNA。
A. D. Hershey and Martha Chase used a bacteriophage in a famous 1952experiment that supported the theory that DNA is the genetic material.
赫尔希和蔡斯在1952年把噬菌体用于一项著名的实验中，这个实验支持了DNA是基因物质的理论。
Genetic information is the raw material of the burgeoning biotechnology industry, which USES human DNA to build specialized proteins that may have some value as disease-fighting drugs.
基因信息是目前正蓬勃发展的生物科技工业的原料；此工业利用人类DNA制造特化蛋白质，这些蛋白质或许可作为治病药物之用。
The gene manufactures a protein, also known as TREX1, whose function is to "disassemble" or "unravel" DNA, the strand of genetic material that controls processes within cells.
这个基因能够产生TREX1蛋白，后者的功能就是分解或解开控制细胞内各种过程的遗传物质DNA。
The gene manufactures a protein, also known as TREX1, whose function is to "disassemble" or "unravel" DNA, the strand of genetic material that controls processes within cells.
这个基因能够产生TREX1蛋白，后者的功能就是分解或解开控制细胞内各种过程的遗传物质DNA。
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