Khan Academy
Khan Academy: The Endomembrane System
Article looks at the structure and function of the different parts of the endomembrane system, how proteins, lipids, and vesicles are transported between these parts, and how this activity keeps the cell running smoothly.
TED Talks
Ted: Ted Ed: The Operating System of Life
Cells are almost like tiny factories run by robots, with the nucleus, DNA, proteins, lipids, and vitamins and minerals all playing critical roles. George Zaidan and Charles Morton lay out the blueprint of a cell and explain how...
BBC
Bbc: Gcse Bitesize: Animal Organization Digestion
The major nutrients required for a healthy diet are carbohydrates, proteins, and lipids. The digestive system breaks down large molecules of food, which are then absorbed into the bloodstream. After reading, try the quiz.
PBS
Pbs Nova Teachers: Dying to Be Thin: Body Needs
Find out what the human body needs to function at its best, and why.
University of Arizona
University of Arizona/biochemistry
Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.
CK-12 Foundation
Ck 12: Life Science: 2.2 Organic Compounds
Learn about the organic compounds and macromolecules found in living organisms,
Soft Schools
Soft Schools: Molecules of Life Quiz
Take an interactive quiz over the molecules of life. After completing the quiz, check your score, and then revisit any incorrect question for further review.
Soft Schools
Soft Schools: Cellular Functions of Organic Compounds Quiz
Take an interactive quiz over organic compounds. After completing the quiz, check your score, and then revisit any incorrect question for further review.
Khan Academy
Khan Academy: Structure of the Plasma Membrane
Article takes a look at the different components (protein, lipid, cholesterol, and carbohydrate) of the plasma membrane, examining their roles, their diversity, and how they work together to make a secure boundary around the cell.
BiologyWise
Biology Wise: Fluid Mosaic Model
The fluid mosaic model provides an explanation of the structure of biological membranes. It explains why a membrane can perform all of its functions, e.g., permeability and adhesion. This resource describes the main components of a cell...
Curated OER
Structural Formula of Starch on the Left and a Cellulose on the Right
Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.
CK-12 Foundation
Ck 12: Life Science: Carbon Cycle
[Free Registration/Login may be required to access all resource tools.] Carbon is one of the most common elements found in living organisms. Chains of carbon molecules form the backbones of many molecules, such as carbohydrates,...
Curated OER
Biochemistry
Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.
Curated OER
Structural Formula of a Triglyceride
Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.
Curated OER
Molecular Formula of a Diglyceride (Phospholipid)
Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.
Curated OER
Legend: Hydrogen (H), Carbon (C), Nitrogen (N), Oxygen (O), Phosphate (P)
Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.
Curated OER
Biochemistry
Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.
Curated OER
Chemical Formula of a Nucleotide
Tutorial provides an overview of the structural features of carbohydrates, lipids, proteins, and nucleic acids.