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Questions and Answers
What are membranes composed of?
What are membranes composed of?
- Phospholipids and carbohydrates
- Phospholipids and proteins (correct)
- Lipids and nucleic acids
- Proteins and carbohydrates
What is the structure of membrane phospholipids?
What is the structure of membrane phospholipids?
- They have a hydrophilic head and two hydrophobic tails (correct)
- They have a hydrophobic head and two hydrophilic tails
- They have two hydrophobic heads and one hydrophilic tail
- They have three hydrophilic heads and one hydrophobic tail
What is the function of membranes?
What is the function of membranes?
- Regulate the passage of substances in and out of the cell (correct)
- Produce energy for the cell
- Store genetic information
- Maintain cell shape
Which components are essential for membrane structure?
Which components are essential for membrane structure?
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What is the role of membrane proteins?
What is the role of membrane proteins?
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