Biology Biology Practice Problems Solutions Library

Active Transport Solutions Library

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12 solutions

Active Transport

Q. Compare and contrast indirect and direct active transport. Give a specific example for each type of transport.

Solved • Aug 6, 2018

Active Transport

Q. What's the difference between active and passive transport?

Solved • Jul 6, 2018

Active Transport

Q. Explain how the following terms are different: A. symport and antiport B. active and passive transport C. membrane potential and electrochemical po...

Solved • Jun 14, 2018

Active Transport

Q. How does phospholipid structure relate to the selective permeability of the plasma membrane? A critical feature of the plasma membrane is that it i...

Solved • Jun 12, 2018

Active Transport

Q. What is the function of proton pumps localized the plasma membrane? Answer this in the context of membrane potentials (charge differences), concent...

Solved • May 3, 2018

Active Transport

Q. Organize your understanding

Solved • Oct 24, 2017

Active Transport

Q. CFTR moves chloride ions out of cells by active transport. What can be inferred from this statement?  a. Chloride concentrations are higher on the...

Solved • Aug 2, 2017

Active Transport

Q. Active transport is different from simple diffusion in that active transport: a. Requires energyb. Moves molecules against a concentration gradient...

Solved • Aug 2, 2017

Active Transport

Q. The amino acid valine is transported into cells by a membrane protein that does not recognize any other substance. This is an example of: a. sympo...

Solved • Jul 26, 2017

Active Transport

Q. In a single sodium-potassium pump cycle, ATP is used up with the result thata. 3 sodium ions leave and 2 potassium ions enterb. 1 sodium ion enters...

Solved • Jul 18, 2017

Active Transport

Q. The type of transport that is specific, which requires specific carrier molecules and energy isa. exocytosisb. facilitated diffusionc. active trans...

Solved • Jul 18, 2017

Active Transport

Q. A type of transport of a solute across a membrane, up its concentration gradient, using protein carriers driven by the expenditure of chemical ener...

Solved • Jul 18, 2017