Cell Transport and Plasma Membrane

Which of the following is an example of passive transport?

• Facilitated diffusion

• Sodium-potassium pump

• Endocytosis

• Exocytosis

Describes the arrangement of the cell membrane as bendable and made of many parts. 

• The Fluid Mosaic Model 

• The Major Mobility Model 

• The Crazy Cell Model

• The Maze Model

Which part of this phospholipid is hydrophobic?

• fatty lipid tails

• head

• all of it is hydrophobic

• none of it is hydrophobic

What type of solution is this cell in?

• Isotonic

• Hypertonic

• Hypotonic

• diffused

Cells transport material across a cell membrane without using energy (high to low concentration)

• Passive transport

• Concentration

• Endocytosis

• Active Transport

Where will molecule X try to move to?

• Side A

• Side B

• Out of the box

• Stuck in the membrane

What type of transport is this?

• facilitated diffusion

• active transport

• diffusion

• osmosis

Look at the diagram of a cross-section of a cell membrane below. The cell membrane controls movement of materials into and out of the cell. The following particles are moving from high concentration to low concentration and are using a carrier protein. How would you describe this type of movement across the membrane?

• simple osmosis

• active transport

• simple diffusion

• facilitated diffusion

Which type of Passive Transport is being represented in this picture?

• Passive Diffusion

• Simple Diffusion

• Active Diffusion

• Facilitated Diffusion

Which of the following does not require energy?

• diffusion

• endocytosis

• active transport

• sodium-potassium pump