Cell Biology

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What does the nucleus do?
Controls the activities of the cell, contains genes and has instructions for making new cells
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What do mitochondria do?
Where oxygen is used and energy released during respiration
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What do ribosomes do?
Where protein synthesis takes place
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What does cytoplasm do?
Where chemical reactions take place
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What do chloroplasts do?
Contains chlorophyll, important for photosynthesis
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What does the cell wall do?
Made of cellulose, provides support an shape
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What does the Permanent Vacuole do?
Filled with cell sap, keeps cells rigid to support the plant
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What does the cell memebrane do?
Controls the movement of substances in and out of the cell
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What is osmosis?
The process by which water molecules move from a dilute solution to a concentrated solution through a partially permeable membrane
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What is diffusion?
The process by which particles spread out from an area of high concentration to an area of low concentration
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Define Partially Permeable Membrane
Allows certain particles through
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Define Solute
The substance that is dissolved
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Define Solvent
A substance which a solute is dissolved
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Define Concentrated Solution
Contains low concentration of water particles and higher concentration of other particles
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Define Dilute Solution
Contains high concentration of water particles and low concentration of other particles
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What is Active Transport?
The movement of substances form and are of lower concentration to an area of high concentration, working against a concentration gradient across a partially permeable membrane
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Card 2

Front

What does the nucleus do?

Back

Controls the activities of the cell, contains genes and has instructions for making new cells

Card 3

Front

What do mitochondria do?

Back

Preview of the front of card 3

Card 4

Front

What do ribosomes do?

Back

Preview of the front of card 4

Card 5

Front

What does cytoplasm do?

Back

Preview of the front of card 5
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