Biology Chapter 3 Review

Moving "Big stuff" out

• Endocytosis 
• Exocytosis
• Diffusion
• Osmosis

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Where is there a low concentration of dye?

• at the bottom of cup
• in the color
• at the top of cup 
• no concenteraion gradient

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Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

What a cell needs to transport particles by active transport?

• Sun
• Wind
• Energy
• Channels

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A person should never drink salty water because their cells would

• shrink
• expand

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Passive transport requires no

• concentration gradients
• osmosis
• motion
• energy

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The movement of molecules against a concentration gradient

• simple diffusion
• facilitated diffusion
• active transport
• osmosis

The picture is an example of...

• active tranport
• passive transport
• diffusion
• osmosis

This organelle takes food and turns it into ENERGY for plant and animal cells.

• Chloroplast
• Mitochondria
• Lysosome
• Ribosome

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The site of photosynthesis

• ribosome
• mitochondria
• chloroplast
• nucleus

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