The cell surface membrane - fluid mosaic model

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  • Created by: sophiee96
  • Created on: 11-11-12 12:03
Where does the exchange of substances take place?
Across the cell surface membrane
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Is the cell surface membrane selective?
Yes
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What does the membrane consist of?
A bilateral of phospholipid molecules
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The phospholipid is arranged so the hydrophilic head faces what?
Either the cytoplasm or the outside of the cellt
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The hydrophobic tails do what?
Meet in the middle of the membrane
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Across the expanse of phospholipids there are a number of what?
Protein molecules
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What does it mean if the protein molecule is intrinsic?
It spans the complete width of the membrane
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What is the name given to a protein that is partially embedded in the membrane?
Extrinsic
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What does a phospholipid molecule consist of?
A hydrophobic tail and a hydrophilic head
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What does the protein channel do?
Transports specific substances into the cell
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What is the cell surface membrane made mostly of?
Proteins and phospholipids
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Other cards in this set

Card 2

Front

Is the cell surface membrane selective?

Back

Yes

Card 3

Front

What does the membrane consist of?

Back

Preview of the front of card 3

Card 4

Front

The phospholipid is arranged so the hydrophilic head faces what?

Back

Preview of the front of card 4

Card 5

Front

The hydrophobic tails do what?

Back

Preview of the front of card 5
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