Unit 3 Vocab

Front

Movement of particles from low to high concentration; requires energy.

Back

Active Transport

Front

Movement of particles from high to low concentration

Back

Diffusion

Front

Regulation of an organism’s internal environment for survival.

Back

Homeostasis

Front

Diffusion of water from high to low concentration

Back

Osmosis

Front

Movement of particles across a membrane from high to low concentration; no energy required.

Back

Passive Transport

Front

Active transport of materials out of the cell using a vesicle.

Back

Exocytosis

Front

Active transport of material into the cell using a vesicle.

Back

Endocytosis

Front

Allows selective material passage in/out of the cell

Back

Semi Permeable

Front

Diffusion of materials through membrane channels

Back

Facilitated Diffusion

Front

Gradual change in solute concentration in a solution by distance.

Back

Concentration gradient