Muchidzidzo Chezvipenyu (Biology) mbutu, inhengo yesikarudzi yevakadzi inoshandiswa pakutunda nekuzvara. Nhengo iyi ine mazita akawanda anoti: beche, nyini, gambi, pudenda. Muchinyorwa chino muchashandiswa zita rokuti mbutu nokuti ndiro rinenge rine chiremera.