How are viruses different from bacteria
bacteria are heterotrophic while viruses are autotrophic.
bacteria are living organisms; viruses are not.
bacteria have a membrane bound nucleus while viruses do not.
bacteria are multicellular; viruses are single cells

homeostasis is the tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes. and this is how it applies to the integumentary system. back to top. skin functions in homeostasis include protection, regulation of body temperature, sensory reception, water balance, synthesis of vitamins and hormones, and absorption of materials. when body temperature falls, the sweat glands constrict and sweat production decreases.