An Antennapedia (Antp) Mutant in Drosophila Has Legs in Place

question 35

Multiple Choice

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

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