Biology Quiz: Cell Membranes

Think you know all about cell membranes? Use this self-quiz to make sure you remember active transport, plasma membranes, lipid bilayer, and more. Continue reading

My Cell Membranes

Use these flash cards to practice your grasp of endocytosis, exocytosis, turgor pressure, and dozens of other biology terms. Continue reading

Osmosis in an Animal Cell

In biological terms, osmosis is the diffusion of water though a membrane to a region with a lower concentration of water. Do you understand how osmosis works in an animal cell? Take this interactive tour to help you master the concept and terminology. Continue reading

Osmosis in a Plant Cell

In biological terms, osmosis is the diffusion of water though a membrane to a region with a lower concentration of water. Do you understand how osmosis works in a plant cell? Take this interactive tour to help you master the concept and terminology. Continue reading