Example image of eyePlorer eyePlorer map for 'Acrosome reaction': Acrosome Ovum Sperm Anatomical terms of location Cell membrane Zona pellucida Sea star Sea urchin Acrosin Hyaluronidase Chemotaxis Hyperactivation Fertilisation Ovum activation Zygote Polyploidy Polyspermy Follicular fluid Ionophore Progesterone Flow cytometry Fluorescence microscope Lectin ZP3 Capacitation Cortical reaction Spermatozoon Reproductive immunology