title: Changes in nucleic acid metabolism during early embryological and fetal growth.
mesh_terms: D000818:Animals; D002455:Cell Division; D004247:DNA / Q000096:biosynthesis / Q000378:metabolism*; D004259:DNA-Directed DNA Polymerase / Q000378:metabolism; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism; D004622:Embryo, Mammalian / Q000378:metabolism*; D005260:Female; D005317:Fetal Growth Retardation / Q000378:metabolism; D005333:Fetus / Q000378:metabolism*; D006801:Humans; D008431:Maternal-Fetal Exchange; D009748:Nutrition Disorders / Q000378:metabolism; D011247:Pregnancy; D011254:Pregnancy in Diabetics / Q000378:metabolism; D012313:RNA / Q000096:biosynthesis / Q000378:metabolism*; D012343:RNA, Transfer / Q000378:metabolism; D012907:Smoking; D019966:Substance-Related Disorders; D015053:Zygote / Q000378:metabolism
chemical_list: D012313:RNA; D004247:DNA; D012343:RNA, Transfer; D012321:DNA-Directed RNA Polymerases; D004259:DNA-Directed DNA Polymerase