Tag: yy chromosome

Sex Determination

XY – MECHANISM This pattern of sex determim tion is round in Drosophila, man and many other organisms. (a) Male: Male is XY. Mite is heterogametic. It produces two types of sex-determining sperms. Half the sperms carry X-chromosome and the other half carry Y — chromosome. Chances for both types of sperms are equal. ) [Continue]