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Questions and Answers
What is the main function of the cell membrane?
What is the main function of the cell membrane?
- Supports the cell structure
- Stores genetic material
- Produces energy for the cell
- Regulates traffic in and out of the cell (correct)
What is a characteristic of the cell membrane in terms of permeability?
What is a characteristic of the cell membrane in terms of permeability?
- Selective permeability (correct)
- Non-permeable to all substances
- Permeable to only water
- Permeable to all substances equally
Which type of protein is involved in generating signals, either chemical or electric, in some cell membranes?
Which type of protein is involved in generating signals, either chemical or electric, in some cell membranes?
- Peripheral protein (correct)
- Glycolipid
- Integral protein
- Globular protein
Which component of the cell membrane contains specific receptors for binding with different substances?
Which component of the cell membrane contains specific receptors for binding with different substances?
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What type of transport system is present in the cell membrane for moving Na and K ions across it?
What type of transport system is present in the cell membrane for moving Na and K ions across it?
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