sexual original requires both egg and hatched
sexual_intercourse is mating. molestation is sexual_assault. mating_of_yeast is mating_of_haploids. assortative_mating is not coupling. assortative_mating is coupling. egg_hatching is not organic_event. homosexuals has sex_with_each_other sexing_when_two_people has sex egg_fertilization is reproductive_fertilization. males has sex_with_females