Viruses do not possess all the characteristics of life. Identify those characteristics that viruses display and those they don't display. made up of one or more cells
has a defined boundary
uses energy
exhibits growth and development
possesses internal organization
eliminates waste
Characteristics of Life
Present in Viruses
Characteristics of Life Absent
in Viruses
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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.