Cell Membranes Quiz

What is the primary structure of the cell membrane?

• Monolayer of phospholipids

• Cholesterol layer

• Protein layer

• Phospholipid bilayer

Which type of transport does not require energy?

• Cotransport

• Facilitated diffusion

• Bulk transport

• Active transport

What type of molecules can pass through the phospholipid bilayer easily?

• Large, charged molecules

• Hydrophobic, small, uncharged molecules

• Hydrophilic, large molecules

• Ions

Which of the following is a function of membrane proteins?

• DNA replication

• Energy storage

• Transport of molecules

• Cell division

What is osmosis specifically related to?

• Transport of ions

• Transport of proteins

• Transport of water

• Transport of glucose

Which type of transport requires ATP?

• Osmosis

• Facilitated diffusion

• Simple diffusion

• Active transport

What is the role of cholesterol in the cell membrane?

• To transport molecules

• To maintain fluidity

• To form the bilayer

• To provide energy

Which of the following is an example of bulk transport?

• Facilitated diffusion

• Simple diffusion

• Osmosis

• Phagocytosis