Tag Archives: xy chromosome gender

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. ) Female: Female is XX. Female ...

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