<prompt> Umbala we-mane uhluka futhi uba mnyama ngokuhamba kwesikhathi; ucwaningo lukhombisa ukuthi umbala nosayizi wayo kuthonywa yizinto zemvelo ezinjengokushisa okujwayelekile kwendawo ezungezile. Ubude be-mane bubonakala bubonisa impumelelo yokulwa ebudlelwaneni besilisa nabesilisa; abantu abanama-mane amnyama kungenzeka babe nokuphila okuzala isikhathi eside nokuphila okuphezulu kwezingane, yize behlupheka ezinyangeni ezishisa kakhulu zonyaka. Ukuba khona, ukungabi khona, umbala nosayizi we-mane kuhlotshaniswa nesimo sangaphambi kofuzo, ukuvuthwa kocansi, isimo sezulu nokukhiqizwa kwe-testosterone; umthetho wesithupha wukuthi i-mane emnyama, egcwele kakhulu ibonisa isilwane esinempilo.  <response>: Indawo epholile 