This image shows the Hox genes for a fruit fly, and which parts of the fly embryo and adult they code for. Describe a possible developmental problem in the fruit fly if the fifth (yellow) Hox gene was mistakenly activated in the head area.
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Answer:
Mutations in this Hox gene cause a small, malformed jaw in mice, “split-hand/foot malformation” in humans, and legs and antennae popping up where they don't belong, or missing where they do belong, in flies
Explanation:
The Yellow is the problem.
The head the thorax and abdomen.
I hope that helps....