Utah Education Network (UEN)
Utah Open Textbook: 8th Grade Science
The cycle of energy is important to many different systems on Earth. Scholars use questioning and observation to investigate the differences between renewable and non-renewable resources and how they relate to global changes. They...
Open Oregon Educational Resources
General Biology I: Survey of Cellular Biology (Mt Hood Community College Biology 101)
From the scientific method to the function of a cell, the eBook has it all. A useful resource provides a free biology textbook with a focus on context. The text begins with an overview of the process of scientific inquiry and biology...
BC Open Textbooks
Concepts of Biology – 1st Canadian Edition
How diverse are living things? Individuals explore topics such as cells as the foundation for life, cell division and genetics, molecular biology, and animal reproduction using an open resource Biology textbook. They learn key terms...
Estrella Mountain Community College
On Line Biology Book: Photosynthesis
A comprehensive delve into the many facets of photosynthesis. Text is supplemented with effective pictures and graphs. Review questions can be found at the end of the site.
CK-12 Foundation
Ck 12: Life Science: 12.17 Cellular Respiration and Photosynthesis
Explore the two complementary processes of photosynthesis and cellular respiration.
Estrella Mountain Community College
Online Biology Book: Photosynthesis
An in-depth look at the process of plant photosynthesis. Author uses full-color illustrations and diagrams to help readers understand the biology of this life process.
Biology Pages
Kimball's Biology Pages: Photosynthesis Role of Light
This site describes cellular components involved in light reaction and describes steps involved in photosynthesis.
Other
Elmhurst College: Virtual Chembook: Carbon Cycle
A step-by-step discussion of the stages in the carbon cycle. Each step includes a diagram further explaining the processes involved, as well as pictures depicting combustion, respiration, photosynthesis, and decomposition.
CK-12 Foundation
Ck 12: Life Science: 12.22 Carbon Cycle
Understand the role that the carbon cycle plays in the ecosystem.