Multicellular organisms have nervous systems, made up of nerve cells, which to generate behaviors. the nerve cells throughout the body communicate with each other in order to the nervous system carry out its function.

which of the following behaviors requires from the nervous system?
a.
swallowing food
b.
driving a car
c.
sensing heat
d.
all of these

What causes temperature extremes in the desert

Which of the following is the best definition of aerobic respiration? o a. the cellular process that releases energy by breaking down glucose o b. physical activity that involves the repeated motion of large muscle groups o c. physical activity that increases heart rate and breathing rate o d. the cellular process that converts solar energy to chemical energy

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above