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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?
- Triple layer of lipids and proteins
- Single layer of lipids and proteins
- Double layer of lipids and proteins (correct)
- Double layer of carbohydrates and proteins
What did E. Gorter and F. Grendel propose about the composition of the plasma membrane?
What did E. Gorter and F. Grendel propose about the composition of the plasma membrane?
- Composed of protein bilayer
- Composed of phospholipid bilayer (correct)
- Composed of single layer of phospholipids
- Composed of cholesterol bilayer
What is the chemical composition of a phospholipid?
What is the chemical composition of a phospholipid?
- Glycerol and two phosphate-linked head groups
- Glycerol and three fatty acid tails
- Glycerol, two fatty acid tails, and a phosphate-linked head group (correct)
- Glycerol, one fatty acid tail, and a phosphate-linked head group
Who suggested that the plasma membrane is composed of lipids?
Who suggested that the plasma membrane is composed of lipids?
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What is the role of cholesterol in the cell membrane?
What is the role of cholesterol in the cell membrane?
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