You are on a field trip to a nearby lake for biology class and want to perform a quick analysis of the water’s approximate pH level. Which pH measurement system would you use and why?

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.

mathematical model hope this