A sex ratio is the ratio of males to females in a population. Kak?m explained by Fisher's principle, for evolutionary reasons this is typically about 1:1 in species which reproduce sexually.Feragatname: ThePornDude’daki incelemelerin cümlesi kurgusal bir aç?dan sunulmu?dola?ma ve “ThePornDude” karakteri pornolar konusunda her ?eyi bildi?ini