title: Presence of acid phosphatase activity in heavy bodies of sea urchin eggs.
mesh_terms: D000135:Acid Phosphatase / Q000378:metabolism*; D000818:Animals; D004625:Embryo, Nonmammalian / Q000201:enzymology*; D005260:Female; D006651:Histocytochemistry; D009940:Organoids / Q000201:enzymology; D010063:Ovum / Q000201:enzymology*; D012617:Sea Urchins / Q000201:enzymology*
chemical_list: D000135:Acid Phosphatase