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.
Sophia Learning
Sophia: 8 Levels of Organization: Lesson 2
This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 2 of 4 in the series titled "8 Levels of Organization."
Sophia Learning
Sophia: 8 Levels of Organization: Lesson 4
This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 4 of 4 in the series titled "8 Levels of Organization."
Sophia Learning
Sophia: 8 Levels of Organization: Lesson 1
This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 1 of 4 in the series titled "8 Levels of Organization."
Other
Beautiful Chemistry: Beautiful Structures: Dna Nanostructures
DNA is the molecule of life, as life's secrets are encoded in DNA. In this interactive activity. we see the famous double helix structure of DNA.
Khan Academy
Khan Academy: Crick, Watson, and Franklin
This article describes the race to unlock the mystery of life by determining the double helix structure of the DNA molecule. The discovery of DNA and its structure is an example of collective learning.
PBS
Pbs Learning Media: Mitosis
This video segment, adapted from the Interactive Secret of Life videodisc, explains the stages of mitosis, the process of dividing equally a cell's massive jumble of DNA just prior to cell division. [1:34]
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: Life Science: 2.10 Diffusion
Understand the processes of osmosis and diffusion.
University of Illinois
University of Illinois: Molecular Biology Cyberlab: Experiment 2: Gel Electrophoresis of Dna
A very good page that uses a Q&A format to describe the process of gel electrophoresis. Interactive in a rudimentary way.
CK-12 Foundation
Ck 12: Life Science: Transcription of Dna to Rna
[Free Registration/Login may be required to access all resource tools.] DNA is located in the nucleus. Proteins are made on ribosomes in the cytoplasm. Remember that information in a gene is converted into mRNA, which carries the...
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.
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...
CK-12 Foundation
Ck 12: Life Science: Diffusion
[Free Registration/Login may be required to access all resource tools.] The process of molecules moving from an area where there are lots of molecules to an area where there are fewer molecules is known as diffusion. The diffusion of...
CK-12 Foundation
Ck 12: Life Science: Enzymes in the Digestive System
[Free Registration/Login may be required to access all resource tools.] Chemical digestion could not take place without the help of digestive enzymes. An enzyme is a protein that speeds up chemical reactions in the body. Digestive...
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...
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...
Soft Schools
Soft Schools: Cellular and Molecular Biology : Cell Processes Quiz
Take this interactive, multiple-choice quiz over the biochemical processes of life, then review your score and any missed questions at the end.
Khan Academy
Khan Academy: Biology Foundations: Unit Test
A nine-question unit test over biology foundations along with a review of the chemistry basics to help you understand the beauty of life.
Soft Schools
Soft Schools: Biochemistry and Organic Chemistry Quiz
Take an interactive quiz over biochemistry and organic chemistry. After completing the quiz, check your score, and then revisit any incorrect question for further review.
Soft Schools
Soft Schools: Dna or Deoxyribonucleic Acid Part Ii Quiz
Take an interactive quiz over DNA. After completing the quiz, check your score, and then revisit any incorrect question for further review.
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,...