title: RNA complementary to unique DNA sequences in normal and animalized sea urchin embryos.
mesh_terms: D000818:Animals; D004625:Embryo, Nonmammalian / Q000032:analysis / Q000378:metabolism*; D005865:Gestational Age; D009691:Nucleic Acid Denaturation; D009693:Nucleic Acid Hybridization; D012333:RNA, Messenger / Q000032:analysis*; D012617:Sea Urchins / Q000196:embryology*
chemical_list: D012333:RNA, Messenger