Working as a CDC researcher, students investigate an outbreak of multi-drug resistant bacterial infections and determine how evolution was involved by tracing the source and cause of the outbreak.
STEM Cases are interactive explorations in which students practice problem-solving and critical thinking as they solve a real world problem as a STEM professional. More About STEM Cases
Choose the level that is appropriate for your students.
|High School Free||This version is for general biology classes||40-50 min|
|AP||This version is for AP level classes||50-75 min|
Handbooks contain the same biology content as the related STEM Case, but without the investigative problem to solve. More About Handbooks
|High School||The Expanded Handbook covers allele frequency, directional, stabilizing, and disruptive selection in addition to the concepts covered in the handbook section of the High School Case||20-25 min|
|AP||The AP Handbook is identical to the handbook section in the AP Case||20-25 min|
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