This site from the Dr. Paul's Virtually Biology Show provides very good information on tri-glycerides. Includes a definition, diagram, their importance and much more.

Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.

Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.

Biology Project tutorial from the University of Alabama explains the molecular events that occur as a pigment molecule absorbs a photon of light during photosynthesis.

Biology Project tutorial from the University of Alabama explains the molecular events that occur as a pigment molecule absorbs a photon of light during photosynthesis.

Biology Project tutorial from the University of Alabama explains the molecular events that occur as a pigment molecule absorbs a photon of light during photosynthesis.

Problem sets, tutorials, and activities related to biochemistry.

Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.

Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.

Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.

Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.

Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.

A tutorial on covalent bonds and intermolecular forces. A good summary weak forces, including Van der Waals forces and an excellent illustration showing the relative strengths of different forces and bonds.

Activity based on the use of computer enhanced molecular images, might be worth the effort for an AP class to try.