Active Transport Practice Problems

The sodium concentration is ________ inside the cell than outside, and the potassium concentration is _______ inside the cell. To maintain these concentrations, ________ is needed to power up the sodium-potassium pump during active transport.

Which of the following membrane proteins allows water molecules to diffuse across the membrane faster? 

The following are the membrane proteins that participate in facilitated diffusion except for:

A cell moves ions from a region of low concentration to a region of high concentration. This process is known as:

Which of the following energies is used in secondary active transport to move molecules against their concentration gradient?