The incorporation of adenine into ribonucleic acid in vitro.
D000225:Adenine / Q000378:metabolism*; D066298:In Vitro Techniques; D008099:Liver / Q000378:metabolism*; D009696:Nucleic Acids; D012313:RNA; D013154:Spleen / Q000378:metabolism*
D009696:Nucleic Acids; D012313:RNA; D000225:Adenine
ADENINE/metabolism; LIVER/metabolism; NUCLEIC ACIDS; SPLEEN/metabolism