Activated b cells divide to form plasma cells and memory b cells, both of which are short-lived and secrete copious amounts of antibody molecules into the bloodstream. a. true b. false

The answer is true because, plasma cells secrete copious amounts of antibody into the blood.

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.