Which of the following might be a density-dependent limiting factor for a group of perch in a lake?
A)water pH
B)amount of prey
c)surrounding temperatures
D)soil quality

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.

idk

explanation:

answerthe above question is correct(true) hope this ;