The Association of the British Pharmaceutical Industry
Abpi: Enzymes
Animated learning exercise about all types of enzymes and their uses. Learn how different types of enzymes work and what effects them.
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.
BioMan Biology
Bio Man Biology: Enzymatic!
Learn about the critical role enzymes play in supporting life as you play games and solve puzzles, and do virtual experiments. Then take a quiz to check your understanding.
Sophia Learning
Sophia: Active Site: Lesson 4
This lesson shows that an active site is the space on an enzyme where a substrate would attach. It is 4 of 4 in the series titled "Active Site."
Ohio State University
Ohio State University: Dna Replication
This site from Ohio State University provides a good outline of the process of replicating DNA. The outline contains a numerous amount of embedded vocabulary links, illustrations of the process and also review questions and solutions.
Curated OER
Kids Health: Cystic Fibrosis
This article, written for younger readers, explains cystic fibrosis (CF), an inherited disease that causes the body to produce mucus that's extremely thick and sticky.
Khan Academy
Khan Academy: One Gene, One Enzyme
Learn about these historical experiments having to do with genes being connected to enzymes: Garrod's studies of alkaptonuria and Beadle and Tatum's work with Neurospora mutants.
Curated OER
Kids Health: Metabolism
How the human metabolism works and health problems that can develop are explained in clear language.
CK-12 Foundation
Ck 12: Biology: Enzyme Function
[Free Registration/Login may be required to access all resource tools.] Describes how enzymes speed up biochemical reactions.
Inner Body
Innerbody: Digestive System
Take a look inside the human body's digestive system. This site features diagrams of the digestive tract and each part is accompanied by labels and descriptions. Just select an organ by moving the mouse over its image.
CK-12 Foundation
Ck 12: Physical Science: Scope of Chemistry
[Free Registration/Login may be required to access all resource tools.] Definition of chemistry and examples of chemistry in everyday life.
CK-12 Foundation
Ck 12: Physical Science: Biochemical Reaction Chemistry
[Free Registration/Login may be required to access all resource tools.] Definition of a biochemical reaction, the different types and the importance of enzymes in biochemical reactions.
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: Plix: Acids and Bases in Biology
[Free Registration/Login Required] Interactive shows a graph illustrating the effect of pH on pepsin's reaction rate.
CK-12 Foundation
Ck 12: Physical Science: Enzymes as Catalysts
[Free Registration/Login may be required to access all resource tools.] Explores how enzymes work and their role in chemical reactions in living cells.
CK-12 Foundation
Ck 12: Physical Science: Catalysts
[Free Registration/Login may be required to access all resource tools.] How catalysts work and their role in living things.
CK-12 Foundation
Ck 12: Biology: Enzymes
[Free Registration/Login may be required to access all resource tools.] Discusses the role of enzymes in biochemical reactions.
CK-12 Foundation
Ck 12: Biology: Proteins
[Free Registration/Login may be required to access all resource tools.] Covers the structure and function of proteins.
Sophia Learning
Sophia: Enzymes Proteins That Pack a Punch!
Through a combination of slide show tutorials and a video demonstration, learn how enzymes work. [3:00]
Other
Eureka Science: Genetic Engineering
Explanation of how genetic engineering works. Analogy with molecular scissors cutting a "sentence" of DNA. Has nice animations.
University of California
University of California at Santa Barbara: Chemistry of Bioluminescence
A very nice animated basic explanation of the difference between fluorescence and bioluminescence.
BBC
Bbc: Gcse Bitesize: Enxymes
This lesson focuses on enzyme-catalysed reactions and the effect of temperature, substrate concentration, and pH on the reaction rate. It provides a link to an assessment.
Science Struck
Science Struck: Examples of Chemistry in Everyday Life
Gives examples of chemical interactions occurring in the human body, in the world around us, in foods, and in products we use.
BBC
Bbc: Gcse Bitesize: Animal Organization Digestion Aqa
This lesson focuses on the structures of carbohydrates, proteins, and lipids including defining terms, a brief discussion of what they do, and diagrams of each. It also provides a link to a test.