Which statement about Hox genes is true?
A) They are a group of maternal effect genes.
B) In Drosophila,inappropriate expression of Antennapedia can cause legs to grow on the head.
C) They code for structural proteins.
D) They are found only in Drosophila and a few closely related genera of flies.
E) Mutations in these genes cause reversal of the anterior-posterior polarity in the early embryo.

Question

Quizplus · Accepted Answer

Hox genes are responsible for determining the body plan of an organism along the head-tail axis. In Drosophila, inappropriate expression of the Hox gene Antennapedia can indeed cause legs to grow in place of antennae on the head.

Which Statement About Hox Genes Is True