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Questions and Answers
What is the main function of the plasma membrane?
What is the main function of the plasma membrane?
- Producing cytosol
- Enclosing the intracellular environment of the cell (correct)
- Regulating gene expression
- Synthesizing ATP
What do the lipid molecules in the plasma membrane form?
What do the lipid molecules in the plasma membrane form?
- A single layer permeable barrier
- A triple layer selective barrier
- A double layer impermeable barrier (correct)
- An irregular layer impermeable to lipids
What is the role of most proteins in the plasma membrane?
What is the role of most proteins in the plasma membrane?
- Regulating gene expression
- Structural support only
- Mediating nearly all of the functions of the membrane (correct)
- Serving as energy storage
What percentage of the human genome encodes for membrane proteins alone?
What percentage of the human genome encodes for membrane proteins alone?
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What provides the basic structure of the cell membrane?
What provides the basic structure of the cell membrane?
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