title: Potassium is not compartmentalized within the unfertilized sea urchin egg.
mesh_terms: D000818:Animals; D005110:Extracellular Space / Q000378:metabolism; D005260:Female; D005306:Fertilization; D010063:Ovum / Q000378:metabolism*; D011188:Potassium / Q000378:metabolism*; D012617:Sea Urchins / Q000378:metabolism*
chemical_list: D011188:Potassium