BiologyWise
Biology Wise: Rough Endoplasmic Reticulum and Cell Metabolism
The characteristics of the rough endoplasmic reticulum are described and its role in protein synthesis, including creating proteins, folding them, transporting them, and checking them for quality.
Khan Academy
Khan Academy: Active Transport
Test your knowledge of active transport across the membrane with this quiz.
Sumanas
Sumanas Inc: Discover Biology: Vesicle Budding and Fusing
Tutorial with animated illustrations showing how vesicles work to transport materials inside a cell and release them through the cell's membrane to the outside.
BiologyWise
Biology Wise: The Smooth Endoplasmic Reticulum and Its Function
The difference between the smooth and the rough endoplasmic reticula is described, as well as the functions of the smooth endoplasmic reticulum. These functions include the synthesis of carbohydrates and lipids, protein transport, and...