Through this activity, students work with macromolecules, proteins and nucleic acids. The focus is on the atomic structure of proteins, how linear polymers are made, and the surface charges of the resulting polymers. . Multiple-choice...

Understandable lessons about numerous aspects about the composition, function, and interactions of proteins. Each starts with an interactive quiz and links to a tutorial.

This lesson will explain the secondary structure of a protein.

An interactive activity where you can zoom in to explore the macromolecules present in organisms. Learn about proteins, carbohydrates, lipids, and nucleic acid as you investigate the molecular structure of these types of macromolecules....

Explore the structure and function of two of the four major macromolecules: proteins and nucleic acids. This version includes Introduction to Macromolecules. (Requires Java)

Explore the structure and function of two of the four major macromolecules: nucleic acids and proteins. It is recommended that you complete the Introduction to Macromolecules activity before doing this one. (Requires Java)

Explore macromolecules and the smaller molecules that make up living organisms in this module.

Explore the structure and function of two of the four major macromolecules, lipids and carbohydrates. (Requires Java)

Focus on the basic structure and function of both lipids and carbohydrates, two of the four major macromolecule families in biological systems. (Requires Java)

Learn about the organic compounds and macromolecules found in living organisms,

A great site for understanding Amino Acids, the building blocks for protein. Besides a very complete summary, the site includes a complete list of amino acids, a link to basic amino acid structure, a list if atoms in amino acids, and...

Resource examines how non-glucose molecules such as carbohydrates, proteins, and lipids enter the cellular respiration pathway. Also, looks at the use of cellular respiration intermediates for biosynthesis.

Discussion of the conversion of light energy to chemical energy through the life-sustaining process of photosynthesis. Explores the reactions of photosynthesis, where they take place, and their ecological importance.

This is a good, in-depth reference for the study of macromolecules in biology - lipids, proteins and carbohydrates. Includes images and links to other sources as well as a quiz for students to check understanding.

It may look like a simple black blob, but an oil drop is in fact a phenomenally complex mix of immense molecules called hydrocarbons. Using a type of mass spectrometry called FT-ICR, scientists can analyze oil and other macromolecules...

Learn about the technique used to separate DNA fragments and other macromolecules by size and charge.

A learning module with built-in interactive features where students can read about the differences between large and small molecules, build protein structures, and test their strength under different conditions. They will review polarity...

[Free Registration/Login may be required to access all resource tools.] This activity explores the significance and functions of carbon and explains why carbon is essential to life on Earth. Students will investigate and explain cellular...

[Free Registration/Login may be required to access all resource tools.] Examines how the first organic molecules were formed. The experiment of Stanley Miller and Harold Urey is explored along with the RNA world hypothesis.

Through informational text, interactive activities, step-through animations, and video clips, studnet explore biochemistry and the molecules that make up living things.

ChemCenter, available from the American Chemical Society, provides chemistry news, reference sources and other public services.

Through full-color images and concise information, learn about adenosine triphosphate, or ATP, the molecular unit of energy currency of cells.

Basic information about cells in an outline form. Gives good information in an abbreviated format.

Take an interactive quiz over organic compounds. After completing the quiz, check your score, and then revisit any incorrect question for further review.