Other
Hypertextbook: Large Molecules
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.
Chem4kids
Chem4 Kids: Proteins
Here you can find some great information about proteins. Learn about a protein's primary structure, secondary structure, tertiary structure, and quaternary structure.
Sophia Learning
Sophia: Primary Structure of Proteins: Lesson 2
This lesson will explain the primary structure of a protein. It is 2 of 3 in the series titled "Primary Structure of Proteins."
Sophia Learning
Sophia: Primary Structure of Proteins: Lesson 3
This lesson will explain the primary structure of a protein. It is 3 of 3 in the series titled "Primary Structure of Proteins."
Sophia Learning
Sophia: Primary Structure of Proteins: Lesson 1
This lesson will explain the primary structure of a protein. It is 1 of 3 in the series titled "Primary Structure of Proteins."