Transport in and out of cells Flashcards

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1
Q

what is diffusion?

A

Diffusion is the movement of anything generally from a region of higher concentration to a region of lower concentration.

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2
Q

what is osmosis?

A

It is the diffusion of water from a dilute solution to a concentrated solution through a partially permiable membrane.

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3
Q

What is active transport?

A

Active transport moves substances against a low concentration gradient to a high concentration.

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4
Q

What does active transport require?

A

energy from respiration

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