In the field of biotechnology, what is DNA? A. A type of protein B. A molecule that contains genetic information C. A kind of virus D. A chemical compound 相关知识点: 试题来源: 解析 B。DNA 是一种包含遗传信息的分子。选项 A 蛋白质错误;选项 C 病毒错误;选项 D 化合物不准确。
A molecule is two or moreatomsconnected by chemical bonds, which form the smallest unit of a substance that retains the composition and properties of that substance. Molecules form the basis of chemistry. Molecules are noted with theelementsymbol and a subscript with the number of atoms. Atoms ...
What type of macromolecule is an enzyme? What type of organic molecule is DNA? What is type B-DNA? What are the components and structure of a DNA nucleotide? What is the structure of a nucleotide? What kind of macromolecule is made from amino acids?
What Is Molecule? - According to Encyclopedia Britannica, A Molecule is a group of two or more atoms that form the smallest identifiable unit into which a pure substance can be divided and still retain the composition and chemical properties of that substance. ...
DNA is the molecule of life which holds the genetic information for all organisms. This DNA controls the development, the function, reproduction and the growth of all organisms. DNA also controls the function of many viruses even though they aren't considered living. ...
The Double Helix of DNA DNA stands for deoxyribonucleic acid, a molecule that consists of two long, intertwined polymers forming a structure known as a double helix. A polymer is a long molecule made of many identical, or similar, subunits. Deoxyribonucleotide: Subunit of DNA ( Interactive ...
Nucleic acids are the molecules that contain and help express a cell's genetic code. There are two major classes of nucleic acids: deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). DNA is the molecule that contains all of the information required to build and maintain the cell; RNA ha...
Function of DNA Why DNA is called a Polynucleotide Molecule? Read on to explore DNA meaning, structure, function, DNA discovery and diagram in complete detail. What is DNA? “DNA is a group of molecules that is responsible for carrying and transmitting the hereditary materials or the genetic ...
what is dna renaturation kinetics? Asked by: ankita sinha Latest Reply: Hello Ankita,Double-stranded DNA is a molecule composed of two strands of DNA that twist around one another to form a double helix. The two strands are held together by hydrogen bonds that form between complementary base...
this, a DNA molecule is cut into smaller pieces and then used as a template for a particular strand of RNA that has been copied from the DNA’s matching complementary strand. This RNA is then able to match up with each piece of DNA and can be read off slowly, one letter at a time...