3.3 Vocab: Cell Transport & Homeostasis

Front

Transport across a membrane without energy

Back

Passive transport

Front

Diffusion of water

Back

osmosis

Front

Type of vesicle transport that moves a substance into the cell.

Back

endocytosis

Front

Type of vesicle transport that moves substances out of the cell.

Back

exocytosis

Front

Special membrane proteins aiding diffusion

Back

transport protein

Front

Membrane protein forming a hole for ion passage

Back

channel protein

Front

Active transport protein:

Back

sodium-potassium pump

Front

Diffusion aided by transport proteins

Back

Facilitated diffusion

Front

Movement of a substance across a membrane without help from other molecules.

Back

diffusion

Front

Transport of large molecules (e.g., proteins)

Back

vesicle transport