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Questions and Answers
Which statement is true about cell membranes?
Which statement is true about cell membranes?
- Cell membranes allow molecules to freely mix between the cell and its environment
- Cell membranes are involved in DNA replication
- Cell membranes prevent molecules from mixing between the cell and its environment (correct)
- Cell membranes only exist in eukaryotic cells
What is the function of receptor proteins in the plasma membrane?
What is the function of receptor proteins in the plasma membrane?
- Enable the cell to receive signals from the environment (correct)
- Enable the import and export of small molecules
- Enclose individual organelles
- Allow the cell to grow and change shape
What is the role of transport proteins in the membrane?
What is the role of transport proteins in the membrane?
- Allow the cell to grow and change shape
- Enable the cell to receive signals from the environment
- Enclose individual organelles
- Enable the import and export of small molecules (correct)
What is the function of the plasma membrane in cell growth and motility?
What is the function of the plasma membrane in cell growth and motility?
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Which type of cells have internal membranes that enclose individual organelles?
Which type of cells have internal membranes that enclose individual organelles?
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