OpenStax
Open Stax: Cytoplasm and Cellular Organelles
The organelles and cytosol, taken together, comprise a cell's cytoplasm. This interactive site provides information regarding cytoplasm and cellular organelles.
The Franklin Institute
Franklin Institute Science Museum: Lysosomes
Part of a year-long high school biology class online project, this page discusses the two major roles of lysosomes.
Biology 4 kids
Biology4 Kids: Peroxisomes Another Enzyme Package
A short, informational article which explains the structure and function of peroxisomes inside a cell.
BiologyWise
Biology Wise: Plant Cell Organelles
Explains how plant and animal cells are different and describes the organelles in a plant cell.
BiologyWise
Biology Wise: Diagram of Plant Cell and Functions of Its Organelles
Provides a labeled diagram of a plant cell and descriptions of the characteristics and functions of many of its organelles.