Sperm-Ovum InteractionsFertilization in VitroEgg YolkOvumEgg ProteinsEgg ShellEgg WhiteParasite Egg CountEgg HypersensitivityOvipositionFertilizationZygoteEgg Proteins, DietaryVitelline MembraneSpermatozoaOocytesSchistosoma mansoniNesting BehaviorEchinodermataChickensOogenesisMuseumsEncyclopedias as TopicSportsDiamondVictoriaCooking and Eating UtensilsDictionaries, Medical