What statement about homeotic genes, as it relates to morphogenesis in Drosophila, is NOT true?

A. Homeotic genes code for translational factors that bind to mRNA.
B. The homeobox codes for a homeodomain which is the DNA-binding portion of the transcriptional factor.
C. Each homeotic gene has a variable region and a sequence called the homeobox.
D. Homeotic genes are found in many different organisms.
E. All homeotic genes are thought to be derived from an original DNA sequence that has been highly conserved in evolution.


Answer: A

Biology & Microbiology

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