CK-12 Foundation
Ck 12: Episd: History of Life
[Free Registration/Login may be required to access all resource tools.] Students will explore ways to study the past to learn about the history of life. Understand how fossils, DNA analysis, and molecular clock help researchers study...
Oak Ridge National Laboratory
Human Genome Project Overview
Explains the goals of the Human Genome Project. It also explains some of the ethical, legal and social challenges associated with this new technology.
Smithsonian Institution
National Museum of Natural History: American Mammals: Cockrum's Gray Shrew
With developments in molecular biology, biologists have powerful new tools to determine the relatedness of specimens found at different locations. Studies of chromosomes and gene sequences have helped identify Cockrum's Gray Shrew and...
CK-12 Foundation
Ck 12: Biology: History of Life
[Free Registration/Login may be required to access all resource tools.] This comprehensive lesson by CK-12 explains how scientists learn about the past by examining and dating fossils.
The College Board
College Board: Practice for the Sat Subject Tests
The SAT subject tests are designed to test knowledge in particular content areas and determine how well you demonstrate that knowledge. Practice tests are available here for: mathematics, science, history, literature, and languages....