Learn all about organic chemistry, biochemistry, and synthetic polymers in this detailed online chemistry book. Contains chapter objectives, a glossary, and a great deal of review and practice material.

Use this site to get an overview of organic chemistry, biochemistry, and synthetic polymers. Also includes an answer key to the chapter review questions and links to online quizzes.

Listen to this audio book on Chapter 6, Oxidation-Reduction Reactions. View chapter maps, binary ionic compounds, memory aids, and examples of different chemical reactions.

Use this study guide after reading Chapter 6, Oxidation-Reduction Reaction, in An Introduction to Chemistry. The study guide gives questions and answers and makes sure that there is an excellent understanding about oxidation-reduction reactions.

This chemical reaction study guide provides a concept map, chapter goals, and answers to the chemical reactions chemistry chapter. A great review of the basic concepts from the detailed corresponding chapter.

Listen and view examples of unit conversions and unit analysis. Examine English to Metric and Metric to Metric conversion examples.

Learn the basics of circuits with this video. Video will define current and resistance to explain how electrons flow to create electricity. [11:39]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Introduction to how groups of organisms evolve and how natural selection can lead to evolution. [17:39]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

CRISPR-Cas9 is a groundbreaking gene editing tool with the promise to cure diseases, improve agriculture, and revolutionize environmental engineering. This pathway introduces the CRISPR-Cas9 mechanism, which is applied to disrupt a gene to confer HIV resistance of human immune cells.

In the attached slideshow/video you will learn about the basics of genetic inheritance. Learn what determines the physical and biological characteristics of an individual organism, and how these traits are passed from one generation to the next. [19:05]

Interest is effectively a rent on money. In this video, think about what an interest rate really is. [9:56]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Kinetics, activation energy, activated complex and catalysts are all presented in this video. [15:22]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Video provides a basic introduction to the phenomenon of light, the electromagnetic radiation spectrum, wave and particle-like behavior, and how to calculate the wavelength or frequency of a light wave. [9:36]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Mendel used experimental approaches to characterize a particulate model of inheritance. In doing so, he developed the three Laws of Inheritance. In this video/slideshow students will examine how Mendel made his important discoveries. [13:19]

A video introducing the two different processes of metabolism: catabolism and anabolism. Video gives lots of example to explain that catabolism is a process of breaking down and anabolism rebuilds matter. [10:06]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Organisms are divided into each of five kingdoms based on defining characteristics. Learn about the classification kingdoms and the placement of organisms within them. [1:14:02]

Learn the definition of partial pressure and see Dalton's law of partial pressure. Find out how to calculate the partial pressure of a gas in a mixture from the total pressure and partial pressure of the other gases in the mixture. [6:51]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Definition of partial pressure and Dalton's law of partial pressure. Example of calculating partial pressure of a gas in a mixture from the total pressure and partial pressure of the other gases in the mixture. [6:22]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

A pedigree shows how a trait is inherited over several generations. This video/slideshow explains why pedigrees are important, and the key factors scientists consider when studying pedigrees. [24:30]