The Daily Dozen Warm-Up: Moving Through the Membrane

What answer choice best describes the diffusion of a substance across a membrane with no expenditure of energy (ATP)?

• osmosis

• osmoregulation

• passive transport

• active transport

• tonicity

What answer choice best describes the movement of a substance across a cell membrane against its concentration requiring the expenditure of energy?

• osmosis

• osmoregulation

• passive transport

• active transport

• tonicity

What answer choice best describes the ability of an extracellular solution to make water move into or out of a cell?

• osmosis

• osmoregulation

• passive transport

• active transport

• tonicity

What answer choice best describes the movement a solution with a high concentration to a solution with a lower concentration through a cell's partially permeable membrane?

• osmosis

• osmoregulation

• passive transport

• active transport

• tonicity

What answer choice best describes the the maintenance of constant osmotic pressure in the fluids of an organism by the control of water and salt concentrations?

• osmosis

• osmoregulation

• passive transport

• active transport

• tonicity

Tags

NGSS.HS-LS1-3

What answer choice results in the net movement of a substance from a region where it is more concentrated to a region where it is less concentrated?

• simple diffusion

• facilitated diffusion

• sodium-potassium pump

• aquaporins

• ATPase Pump

What answer choice results in the passive transport of molecules or ions down their electrochemical gradient across a biological membrane with the assistance of specific transmembrane transport proteins?

• simple diffusion

• facilitated diffusion

• sodium-potassium pump

• aquaporins

• ATPase Pump

What answer choice is an active transport protein in a cell membrane that uses ATP to transport hydrogen ions out of a cell against their concentration gradient, generating a membrane potential in the process?

• simple diffusion

• facilitated diffusion

• sodium-potassium pump

• aquaporins

• ATPase Pump

What answer choice is a protein that specifically facilitates the transport of water between cells?

• simple diffusion

• facilitated diffusion

• sodium-potassium pump

• aquaporin

• ATPase Pump

What answer choice is the type of solution that has an effect on the cells shown in the image?

• a hypotonic solution

• an isotonic solution

• a hypertonic solution

Tags

NGSS.HS-LS1-3