Arizona State University
Asu: Introduction to Photosynthesis and Its Applications
This extremely detailed article begins with a basic introduction of photosynthetic processes and expands to more complex applications and related scientific ideas.
Estrella Mountain Community College
Estrella Mountain Community College: Cell Organization
Description of organelles. Links will take you to a glossary with pictures for many of the definitions. Ends with a quiz linked to answers.
Biology Pages
Kimball's Biology Pages: Chloroplasts
This site touches on all the high points of chloroplasts. Includes pictures and diagrams, as well as links to more detailed information.
Open Curriculum
Open Curriculum: Into the Chloroplast: How Photosynthesis Works
This article allows students to understand the process of photosynthesis and how chloroplasts, thylakoids, and pigments are involved.
The Franklin Institute
Franklin Institute Science Museum: Plastids
Bulleted info on chloroplasts, chromoplasts and leukoplasts.
City University of New York
Brooklyn College: The World of Cells: Plastids
The structure is described well, but the illustration is not very useful.