Cell Transport.

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Presentation transcript:

Cell Transport

Materials enter and leave a cell by… _____________ Transport _______________________ (requiring ___________)

Diffusion (Passive Transport) Molecules move from ________________________ to ________________________ Food ____ and waste _____ Selectively Permeable ____________________________________________________________

Osmosis (Passive Transport) Special type of diffusion where ___________ passes through the cell membrane The __________ the concentration of dissolved material the _______ water Water moves from _____________ to _____________

Active Transport Transport molecules “_______” the substance _____ or ______ the cell Examples of substances transported in this way are… _____________ (__) _____________ (_)

Energy ___________ and __________ do not require energy just a ______________________ (Passive Transport) ________________ requires the cell to use some of its ___________ _____________ (Active Transport)