Most of them code for something other than female anatomical traits. When any cell in the body divides, except…. Fish and amphibians, for example, have genetic sex determination but their sex can also be influenced by externally available steroids and incubation temperature of eggs.
December Cytogenetic data from about angiosperm species showed heteromorphic sex chromosomes in approximately half, mostly taking the form of XY sex-determination systems. LaFountain, M. Many scientists argue that Sex Determination in flowering plants is more complex than that in humans.
Chang, Y. Y linkage is similar to, but different than X linkage; although, both are forms of sex linkage.