Transport Processes Quiz

What are transport processes vital for?

• Maintaining temperature

• Vital for all life forms

• Producing energy

• Building proteins

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Which of the following is NOT a mode of membrane transport?

• Passive Diffusion

• Facilitated Diffusion

• Osmosis

• Secondary Active Transport

What does passive diffusion of an uncharged species across a membrane depend on?

• Temperature difference

• Concentrations on the two sides

• Membrane thickness

• Electrical charge

What does saturation kinetics indicate in facilitated diffusion?

• Unlimited rate of transport

• Decreasing rate of transport

• Upper limit to solute influence on transport rate

• Random solute movement

Where does glucose go after being transported through the brush border cell?

• To the liver

• To the capillaries

• To the stomach

• To the kidneys

What happens during the second step of glucose transport?

• Glucose binds to the protein.

• Transport.

• Recovery.

• Glucose dissociates.

Where does glucose bind in the glucose transport process?

• Inside the cell

• Outside the cell

• To the protein

• To the membrane

Which diffusion mechanism can be graphically distinguished by its similarity to enzyme-catalyzed processes?

• Passive diffusion

• Facilitated diffusion

• Simple diffusion

• Active transport

In the context of diffusion mechanisms, what does the upper limit in the graph represent?

• Maximum rate of passive diffusion

• Maximum rate of facilitated diffusion

• Minimum rate of diffusion

• Constant rate of diffusion

What do many facilitated diffusion channels set up across the membrane?

• Chemical gradient

• Electrical potential difference

• Thermal gradient

• Pressure difference