(i) Prostate glands and seminal vesicle : add their secretions so that the sperms are in a fluid and it makes their transport easier and also provides nutrition.Testes secrete testosterone which brings about changes in the appearances in the boys at the time of puberty.
(ii) Female foeticides/illegal sex selected abortion of female foeticide.
(iii) Interfere in release of egg and eggs are not released.