(B)0[?7h[?1h=Getting file://localhost/home2/nicerweb/public_html/doc/class/bio3400/Locked/mara_operon.html 16_15a-ara_operon.jpg [USEMAP:16_15a-ara_operon.jpg] In addition to structural genes, a catabolite-activating protein (CAP) gene, and operator regions, the ara operon contains a regulatory araC that encodes a regulatory protein that acts as either an inducer (in the presence of arabinose) or a repressor (in the absence of arabinose) by binding to the I region.  Arrow keys: Up and Down to move. Right to follow a link; Left to go back. H)elp O)ptions P)rint G)o M)ain screen Q)uit /=search [delete]=history list Commands: Use arrow keys to move, '?' for help, 'q' to quit, '<-' to go back.  [USEMAP:16_15a-ara_operon.jpg]  [?1l>