Efek Penambahan Hidrogen Peroksida (H2O2) Terhadap Motilitas, Integritas Membran, Kemampuan Penetrasi Lendir Serviks Dan Aktivasi Fosforilasi Protein Tirosin Pada Sel Spermatozoa = Effects of Adding Hydrogen Peroxide (H2O2) On Motility, Membrane Integrity, Cervical Penetration Ability And Activation Of Phosphorylation Of Tyrosine Proteins In Spermatozoa Cells