biology Chapter 7
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what is homeostasis?
-regulation of an organisms internal environment to maintain conditions needed for life
what are the types of passive transport?
-no energy requiered
High to Low
what are the types of active transport?
-low to high
what is diffusion?
net movement of particles from and area of higher concentration to an area of lower concentration.
- -dye in glass of water...spreads out!
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