An activity that occurs in the human body is shown below.

this activity to

a) provide protection against pathogens
b) produce antibiotics to control disease
c) eliminate harmful gene alterations
d) regulate production of atp by the cell

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

i am sorry but i need more information and a picture.