title: mRNAs containing and lacking poly (A) function as separate and distinct classes during embryonic development.
mesh_terms: D000818:Animals; D004625:Embryo, Nonmammalian / Q000378:metabolism*; D005306:Fertilization; D011061:Poly A / Q000096:biosynthesis; D011132:Polyribosomes / Q000378:metabolism; D012333:RNA, Messenger / Q000096:biosynthesis; D012617:Sea Urchins; D013997:Time Factors; D014158:Transcription, Genetic
chemical_list: D012333:RNA, Messenger; D011061:Poly A