On methylation of DNA during development of the sea urchin embryo.
D000478:Alkylation; D000818:Animals; D004247:DNA / Q000378:metabolism*; D004447:Echinodermata; D004625:Embryo, Nonmammalian / Q000378:metabolism*; D066298:In Vitro Techniques; D008715:Methionine / Q000378:metabolism; D012694:Serine / Q000378:metabolism; D013936:Thymidine / Q000378:metabolism
D012694:Serine; D004247:DNA; D008715:Methionine; D013936:Thymidine