Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Bacterial colonies that have a foreign DNA fragment inserted in to the plasmid will appear white, beause- - Sarthaks eConnect

Bacterial colonies that have a foreign DNA fragment inserted in to the plasmid will appear white, beause-

X-gal can be cleaved by `beta` galactosidase

Gal gene shows insertional inactivation due to insertion of foreign DNA

Gal gene is active

X-gal can be cleaved by permease