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Questions and Answers
What is the main component of the cell membrane?
What is the main component of the cell membrane?
- Phospholipids only
- Cholesterol and nucleic acids
- Carbohydrates and nucleic acids
- Proteins and lipids (correct)
What is the function of the lipid bilayer in the cell membrane?
What is the function of the lipid bilayer in the cell membrane?
- Facilitate rapid cell division
- Provide flexibility and selective permeability (correct)
- Promote unrestricted molecule movement
- Act as a rigid barrier
Which part of the cell is responsible for the transport of substances through the cell membrane?
Which part of the cell is responsible for the transport of substances through the cell membrane?
- Cytoplasm
- Membrane proteins (correct)
- Nucleus
- Cell organelles
What surrounds the cell completely and is very thin, elastic, and semipermeable?
What surrounds the cell completely and is very thin, elastic, and semipermeable?
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What comprises the protoplasm of a cell?
What comprises the protoplasm of a cell?
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