In E. coli, a cluster of three genes called the lac Choose...
produce enzymes that break apart lactose.

The lac Operon

In E. coli, a cluster of three genes called the lac operon produce enzymes that break apart lactose.

all answers true and false

explanation:

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.