Cell Transport Flashcards

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1
Q

What is the difference between passive transport and active transport?

A

Passive=no work by the cell

Active=requires work by the cell

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2
Q

What is it called when something moves from a crowded space to a more open space?

A

Diffusion

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3
Q

What is osmosis?

A

It’s when water molecules move through a membrane by diffusion

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4
Q

What is the name for diffusion that occurs through a specific channel in the cell membrane?

A

Facilitated diffusion (facilitated=assisted/helped)

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5
Q

What is it called when a vesicle works with the membrane to bring things into the cell?

A

Endocytosis (endo=in)

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6
Q

What is the opposite of endocytosis?

A

Exocytosis (exo=out)

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7
Q

Pump channels and endo/exocytosis are forms of what type of transport?

A

Active! They require work from the cell

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8
Q

What is the name of the chemical energy that allows active transport to happen? (3 letters)

A

ATP

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