Please help
will give the brainliest
Urgent

Explanation:

4-option c

5-

homeostasis:the tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.

excretion:(in living organisms and cells) the process of eliminating or expelling waste matter.

ultrafiltration:Ultrafiltration is the removal of fluid from a patient and is one of the functions of the kidneys that dialysis treatment replaces. Ultrafiltration occurs when fluid passes across a semipermeable membrane (a membrane that allows some substances to pass through but not others) due to a driving pressure.

endotherman:animal that is dependent on or capable of the internal generation of heat.

answer: oof wait

explanation:

a compound light microscope is used to magnify objects in steps.  

hope it