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(A) In $Drosophila$,occasionally flies are obtained in which one part of the body exhibits female characteristics and the other part exhibits male cha

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Gynandromorph

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(A) In $Drosophila$,occasionally flies are obtained in which one part of the body exhibits female characteristics and the other part exhibits male characteristics; these are known as gynandromorphs.These individuals are formed due to the loss of one $X$ chromosome during an early mitotic division in a developing embryo that starts as a female with $2A + 2X$ chromosomes.As a result,one half of the body retains the $XX$ (female) genotype,while the other half loses an $X$ chromosome,resulting in an $XO$ (male) genotype.

Drosophila flies with one half of the body male and the other half female are referred to as:

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