Why Would Changes in the Genes for Transcription Factors Be

Multiple Choice

Why would changes in the genes for transcription factors be expected to generate major phenotypic differences?

A) They are very highly expressed genes.
B) They can affect the expression of large numbers of other genes.
C) They can affect the expression of relatively few other genes.
D) Their gene products normally denature more rapidly than other gene products.
E) Their gene products are remarkably stable.