R has various meanings in the Science category. Discover the full forms, definitions, and usage contexts of R in Science.
An official account of an occurrence e.g. incident report or weather report. To write or tell information in an official manner.
ScienceThe amount that is earned by someone who holds an asset, usually expressed as a percentage of what it cost to acquire the asset. The return includes interest, dividends, and capital gains and losses, the latter due to both changes in the price of the asset and, for international holdings, changes in exchange rates.
SciencePyrimidine is an aromatic heterocyclic organic compound similar to pyridine. One of the three diazines (six-membered heterocyclics with two nitrogen atoms in the ring), it has the nitrogens at positions 1 and 3 in the ring. The other diazines are pyrazine (nitrogens 1 and 4) and pyridazine (nitrogens 1 and 2). In nucleic acids, three types of nucleobases are pyrimidine derivatives: cytosine (C), thymine (T), and uracil (U).
ScienceLast updated: