A power plant that obtains its primary energy from the heat generated in nuclear reactions.

A power station that obtains its primary energy from the heat generated in nuclear reactions.

plural of active galactic nucleus

(astronomy) A compact region at the center of a galaxy that has a much higher than normal luminosity over at least some portion, and possibly all, of the electromagnetic spectrum.

(biochemistry) An analog of RNA in which the sugar component is threose—considered to be a primordial precursor to RNA

(biochemistry) A synthetic nucleic acid; an analogue of DNA in which the sugar backbone is glycerol or a related glycol

(biochemistry, genetics) a synthetic form of RNA, in which the ribose is modified to be locked into a specific conformation by adding extra chemical bonding.

(biochemistry) A synthetic organic polymer similar to DNA or RNA; the sugar backbone of nucleic acids is replaced by N-(2-aminoethyl)-glycine linked through peptide bonds - considered a possible precursor to RNA

plural of deoxyribose nucleic acid

plural of ribose nucleic acid