Cell Membrane and Transport

What is the function of the cell membrane?

• To regulate homeostasis

• To produce ATP

• To synthesize proteins

• To store genetic material

Tags

NGSS.HS-LS1-3

What is the structure of the cell membrane?

• Phospholipid bilayer

• Single layer of lipids

• Protein layer

• Carbohydrate layer

What is the process by which small non-polar molecules pass through the cell membrane?

• Simple diffusion

• Facilitated diffusion

• Active transport

• Endocytosis

What type of molecules require the help of transport proteins to pass through the cell membrane?

• Polar molecules

• Non-polar molecules

• Small molecules

• Gaseous molecules

Tags

NGSS.HS-LS2-3

What is the process by which water travels across the cell membrane?

• Osmosis

• Endocytosis

• Exocytosis

• Active transport

What type of transport requires energy and moves molecules against their concentration gradient?

• Active transport

• Simple diffusion

• Facilitated diffusion

• Endocytosis

What is the name of the protein that can energize the transport protein in active transport?

• ATP

• DNA

• RNA

• Protein kinase

What is the process by which large molecules are taken inside the cell by fusing with the cell membrane?

• Endocytosis

• Exocytosis

• Osmosis

• Facilitated diffusion

What is the term for the process by which molecules exit the cell?

• Exocytosis

• Endocytosis

• Active transport

• Simple diffusion

What is the process by which plant cells release large carbohydrates to make cell walls?

• Exocytosis

• Endocytosis

• Osmosis

• Facilitated diffusion