An Antennapedia (Antp) mutant in Drosophila has legs in place of antennae. This is caused by______ .
A) the interaction of an inhibitor gene of the bithorax complex with the Antp mutation
B) transcription of the Antp gene in the head region instead of in the thorax
C) loss of function of the Antp gene
D) a chromosomal error that shifts this Antp gene to the anterior end of the complex
E) the product of a head segment gene being over- expressed in the head
Correct Answer:
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