Day 34 Cell transport

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Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Which is true about active transport?

• It requires energy
• it does not require energy
• It moves substances down the concentration gradient
• it moves material from high to low concentration

This cell structure helps organisms maintain homeostasis by controlling what substances may enter or leave cells.

• vacuole
• nucleus
• cell membrane
• cell wall

Passive transport requires no

• concentration gradients
• osmosis
• motion
• energy

What type of transport is illustrated?

• facilitated diffusion
• active transport
• diffusion
• osmosis

Which way would the purple molecules move through the semi permeable membrane?

• From the A side to the B-side
• From the B side to the A side
• None of the purple molecules would move

The picture is an example of...

• active tranport
• passive transport
• diffusion
• osmosis

Osmosis is a form of ______________.

• Passive Transport
• Active Transport

This picture represents what type of cell transport?

• endocytosis
• exocytosis
• osmosis
• passive transport