ALL meanings of dna
DNA
D d - noun dna Deoxyribonucleic acid, a self-replicating material present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information. 1
- noun dna deoxyribonucleic acid 1
- noun dna (biochemistry) A biopolymer of deoxyribonucleic acid (a type of nucleic acid) that has four different chemical groups, called bases: adenine, guanine, cytosine, and thymine. 0
- noun dna (Informal) That part of a person's character that has a genetic origin. 0
- uncountable noun dna DNA is an acid in the chromosomes in the centre of the cells of living things. DNA determines the particular structure and functions of every cell and is responsible for characteristics being passed on from parents to their children. DNA is an abbreviation for 'deoxyribonucleic acid'. 0
- noun dna deoxyribonucleic acid; a nucleic acid that is the main constituent of the chromosomes of all organisms (except some viruses). The DNA molecule consists of two polynucleotide chains in the form of a double helix, containing phosphate and the sugar deoxyribose and linked by hydrogen bonds between the complementary bases adenine and thymine or cytosine and guanine. DNA is self-replicating, plays a central role in protein synthesis, and is responsible for the transmission of hereditary characteristics from parents to offspring 0
- abbreviation DNA did not attend 0
- noun dna a nucleic acid that is bound in double helical chains by hydrogen bonds between the bases, forming the basic material in the chromosomes of the cell nucleus: it contains the genetic code and transmits the hereditary pattern 0