Other
World of Molecules: Molecules of Life
Investigate the three-dimensional structure of different types of organic molecules.
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: More Molecules of Life/biochemistry Quiz
Take this interactive, multiple-choice quiz over the organic molecules important to life, then review your score and any missed questions at the end.
PBS
Nova: Picturing the Molecules of Life
Retrace the development of our knowledge of nucleic acids by viewing pictures of nucleic acids (both DNA and RNA) taken in 1952, 1973, 1979, 1980, 1984 and 2001.
Khan Academy
Khan Academy: Biology: Chemistry of Life: Chemical Bonds
Review over covalent, hydrogen, and ionic bonding in this article. Learn how molecules are held together by chemical bonds.
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Dna Molecule: Basepairing
See how the discovery of DNA in 1953 sparked a new era of research into the code of life. [1:40]
Georgia Department of Education
Ga Virtual Learning: Ap Biology: Chemistry of Life
Through informational text, interactive activities, animations, and video clips, students examine the chemistry of living things, and they learn how interactions from atoms are fundamental to life as we know it.
Science Education Resource Center at Carleton College
Serc: Lab 6: Air, Water, Land, & Life: A Global Perspective
An investigation that is part of a series of lab lessons that expose students to Earth Systems through research, data, and visualizations. In this lab, students will follow the pathway of water on a big scale and a small scale down to...
Soft Schools
Soft Schools: Dna Quiz
Take this interactive, multiple-choice quiz over the molecule of life, DNA. Then review your score and any missed questions at the end.
CK-12 Foundation
Ck 12: Life Science: 2.1 Elements and Compounds
Learn how basic elements form molecules to support life.
CK-12 Foundation
Ck 12: Life Science: Origins of Life
[Free Registration/Login may be required to access all resource tools.] There is good evidence that life has probably existed on Earth for most of Earth's history. Fossils of blue-green algae found in Australia are the oldest fossils of...
CK-12 Foundation
Ck 12: Biology: Earth Forms and Life Begins Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on the origin of life.
CK-12 Foundation
Ck 12: Life Science: 3.8 Transcription
Understand process of constructing an mRNA molecule from DNA is known as transcription.
CK-12 Foundation
Ck 12: Biology: First Organic Molecules
[Free Registration/Login may be required to access all resource tools.] Examines how the first organic molecules were formed.
Concord Consortium
Concord Consortium: Molecular Workbench Showcase: The Tree of Life's Molecules
Explore macromolecules and the smaller molecules that make up living organisms in this module.
Estrella Mountain Community College
Online Biology Book: Chemistry Ii: Water and Organic Molecules
Online biology textbook discussing the chemical nature of water, and the importance of its molecular structure to life. Also discusses at length the organic molecules nucleic acids, proteins, lipids, and carbohydrates.
Estrella Mountain Community College
Online Biology Book: Chemistry I: Atoms and Molecules
In this online biology textbook, learn about atoms and molecules as they relate to life. Find out about topics such as electrons and energy, chemical bonding, and chemical reactions.
BioMan Biology
Bio Man Biology: Life Chemistry Quizzes
Two multiple-choice quizzes, one on the processes and types of biological molecules, the other on the structure and replication of DNA.
CK-12 Foundation
Ck 12: Life Science: Active Transport
[Free Registration/Login may be required to access all resource tools.] During active transport, molecules move from an area of low concentration to an area of high concentration. This is the opposite of diffusion, and these molecules...
McGraw Hill
Glencoe Biology: The Building Blocks of Life: Self Check Quiz
Try these five multiple-choice questions about the building blocks of life. The quiz is self-checking, and provides hints to the student if needed.
CK-12 Foundation
Ck 12: Life Science: Passive Transport
[Free Registration/Login may be required to access all resource tools.] The cell membrane is semi-permeable. Sometimes molecules need the help of special transport proteins or an input of energy to help them move across it. When an input...
CK-12 Foundation
Ck 12: Life Science: Dna Structure and Replication
[Free Registration/Login may be required to access all resource tools.] DNA must replicate (copy) itself so that each resulting cell after mitosis and cell division has the same DNA as the parent cell. DNA replication occurs during the S...
TeachEngineering
Teach Engineering: Surfactants: Helping Molecules Get Along
Students learn about the basics of molecules and how they interact with each other. They learn about the idea of polar and non-polar molecules and how they act with other fluids and surfaces. Students acquire a conceptual understanding...
CK-12 Foundation
Ck 12: Life Science: Organic Compounds
[Free Registration/Login may be required to access all resource tools.] The main chemical components of living organisms are known as organic compounds and are built around the element carbon. Living things are made up of very large...