messenger ribonucleic acid

См. также в других словарях:

• ribonucleic acid — A macromolecule consisting of ribonucleoside residues connected by phosphate from the 3′ hydroxyl of one to the 5′ hydroxyl of the next nucleoside. RNA is found in all cells, in both nuclei and cytoplasm and in particulate and nonparticulate form …   Medical dictionary

• Ribonucleic acid (RNA) — A nucleic acid molecule similar to DNA but containing ribose rather than deoxyribose. RNA is formed upon a DNA template. There are several classes of RNA molecules. They play crucial roles in protein synthesis and other cell activities:… …   Medical dictionary

• ribonucleic acid — Abbreviation: RNA An organic acid polymer composed of adenosine, guanosine, cytidine and uridine ribonucleotides. The genetic material of some viruses, but more generally is the molecule, derived from DNA by transcription, that either carries… …   Glossary of Biotechnology

• Рнк (Rna), Кислота Рибонуклеиновая (Ribonucleic Acid) — нуклеиновая кислота, которая содержится в ядрах и цитоплазме клеток; эта кислота участвует в синтезе белков в клетке (см. РНК информационная (матричная), Рибосома, РНК транспортная, Трансляция). В некоторых вирусах РНК является генетическим… …   Медицинские термины

• messenger RNA — See under ribonucleic acid. * * * messenger RNA n an RNA produced by transcription that carries the code for a particular protein from the nuclear DNA to a ribosome in the cytoplasm and acts as a template for the formation of that protein called… …   Medical dictionary

• messenger RNA — noun the template for protein synthesis; the form of RNA that carries information from DNA in the nucleus to the ribosome sites of protein synthesis in the cell • Syn: ↑mRNA, ↑template RNA, ↑informational RNA • Hypernyms: ↑ribonucleic acid, ↑RNA …   Useful english dictionary

• Messenger RNA — The life cycle of an mRNA in a eukaryotic cell. RNA is transcribed in the nucleus; processed, it is transported to the cytoplasm and translated by the ribosome. At the end of its life, the mRNA is degraded. Messenger RNA (mRNA) is a molecule of… …   Wikipedia

• Nucleic acid — Nucleic acids are biological molecules essential for life, and include DNA (deoxyribonucleic acid) and RNA (ribonucleic acid). Together with proteins, nucleic acids make up the most important macromolecules; each is found in abundance in all… …   Wikipedia

• nucleic acid — /nooh klee ik, klay , nyooh /, Biochem. any of a group of long, linear macromolecules, either DNA or various types of RNA, that carry genetic information directing all cellular functions: composed of linked nucleotides. [1890 95; NUCLE(US) + IC;… …   Universalium

• deoxyribonucleic acid — The type of nucleic acid containing deoxyribose as the sugar component and found principally in the nuclei (chromatin, chromosomes) and mitochondria of animal and plant cells, usually loosely bound to protein (hence the …   Medical dictionary

• mRNA — • messenger ribonucleic acid …   Dictionary of medical acronyms & abbreviations