Learn how genetic screening is used to identify people who are healthy genetic carriers for diseases that occur more often in certain populations.

[Free Registration/Login may be required to access all resource tools.] Describes three of the four forces of evolution: mutation, gene flow, and genetic drift.

[Free Registration/Login may be required to access all resource tools.] Introduces Hardy-Weinberg equilibrium.

Take this interactive, multiple-choice quiz over evolution, then review your score and any missed questions at the end.