What are Hox genes?
a. Hox genes regulate sex determination in mammals.
b. Hox encode transcription factors that respond to steroids.
c. Hox genes regulate flower development.
d. Hox genes are transcription factors that bind to specific DNA sequences called homeodomains.
e. Hox genes encode transcription factors with a DNA-binding domain called a homeo box, and regulate development of the vertebrate body plan.