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Sex
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Biological terms
Sexual dimorphism Sexual differentiation Feminization Virilization Sex-determination system XY XO ZW ZO Temperature-dependent Haplodiploidy Heterogametic sex Homogametic sex Sex chromosome X chromosome Y chromosome Testis-determining factor Hermaphrodite Sequential hermaphroditism Simultaneous hermaphroditism Intersex (biology) Mating type
Sexual reproduction
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External fertilization Internal fertilization Sexual selection Plant reproduction Fungal reproduction Sexual reproduction in animals Sexual intercourse Penile-vaginal intercourse Copulation Human reproduction Lordosis behavior Pelvic thrust
Sexuality
Plant sexuality Animal sexuality Human sexuality Mechanics Differentiation Activity
Sexual system
Dioecy Gonochorism Hermaphrodite
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