The fact that most segmentation genes code for ____ indicates that these protein products are ____ that regulate the expression of other genes.
A) homeobox genes; genetic switches
B) transcription factors; genetic switches
C) transcription factors; inducers
D) maternal effect genes; protein switches
E) hormones; signaling molecules

Question

Quizplus · Accepted Answer

Segmentation genes often code for transcription factors, which act as genetic switches to regulate the expression of other genes during the development of segmented organisms.

The Fact That Most Segmentation Genes Code for ____ Indicates