Surface area change at fertilization: resorption of the mosaic membrane.
D000818:Animals; D002462:Cell Membrane / Q000502:physiology / Q000648:ultrastructure; D005260:Female; D005306:Fertilization; D008855:Microscopy, Electron, Scanning; D010063:Ovum / Q000502:physiology / Q000648:ultrastructure*; D012617:Sea Urchins