Term
Cell Types
Main Components of All Cells
(4 components) |
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Definition
Membrane
Cytoplasm
DNA
ribosomes |
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Term
Cell Types
Why are cells small? |
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Definition
Keeps all areas of the cell near the surface
Nutrients and waste have to get from the surface to all the parts of a cell |
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Term
Cell Types
Name 3 domains of Life |
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Definition
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Term
Cell Types
Name kingdoms of Eukaryotes |
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Definition
Plantae
Fungi
Animalia
Protista |
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Term
Organelles
Cell Wall
(Function) |
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Definition
Found in plants, fungi, some protists; NOT animals
Protects cell, maintains shape, prevents it from bursting |
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Term
Organelles
Plasma Membrane
(Function) |
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Definition
Contains cytoplasm & separates it from the environment
Regulates what goes in & out of cell
Interacts with environment |
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Term
Organelles
Plasma Membrane
(Structure) |
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Definition
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Term
Organelles
Cell Wall
(Structure) |
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Definition
| Tough rigid wall made of cellulose/chitin, around the outside of plasma membrane |
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Term
Membrane Functions
Excitable cell
(Define) |
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Definition
| Cells that change their membrane potential in response to signals by opening gated ion channels that let ions move in or out |
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Term
Membrane Function
Membrane Potential
(Define) |
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Definition
| The difference between charge inside and outside the cell |
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