1 - 12 of 28 results

How Can We Explain Evolutionary Relationships among Species?

In this inquiry-based activity, students engage in science practices to figure out ways environmental factors drive the natural selection and adaptation of Galápagos finches.

Evolution
Science Practices
Card Activities
High School — General
High School — AP/IB

Sodium Channel Evolution in Electric Fish

This activity guides the analysis of a published scientific figure from a study that investigated how gene duplication contributed to the evolution of electric fish.

Genetics
Anatomy & Physiology
Evolution
Science Practices
Data Points
High School — General
High School — AP/IB
College

Epidemiology of Nipah Virus

This activity complements the video Virus Hunter: Monitoring Nipah Virus in Bat Populations. Students explore cases of Nipah virus infection, analyze evidence, and make calculations and predictions based on data.

Microbiology
Science Practices
Case Studies
High School — AP/IB
College

Sleep Clears β-amyloid from the Brain

This activity analyzes a published scientific figure from a study that investigated the biological importance of sleep. In this study, scientists tested whether sleep plays a role in removing harmful substances from the brain.

Anatomy & Physiology
Science Practices
Data Points
High School — AP/IB
College

Viral Lysis and Budding

This activity outlines two demonstrations that model how enveloped and nonenveloped viruses are released from infected cells.

Microbiology
Science Practices
Labs & Demos
High School — General
High School — AP/IB

HIV Receptors and Co-receptors

This demonstration models the first step of the HIV life cycle: the binding of HIV envelope proteins to receptors on human helper T cells.

Microbiology
Anatomy & Physiology
Science Practices
Labs & Demos
High School — General
High School — AP/IB
College

HIV Reverse Transcription and AZT

This activity allows students to model how the anti-HIV drug AZT (azidothymidine) interferes with the process of viral replication.

Biochemistry & Molecular Biology
Genetics
Microbiology
Card Activities
High School — General
High School — AP/IB
College

Viral DNA Integration

In this hands-on activity, students model how a double-stranded DNA copy of the HIV genome is integrated into the host cell DNA.

Biochemistry & Molecular Biology
Microbiology
Science Practices
Labs & Demos
High School — General
High School — AP/IB

HIV Protease Inhibitors

This demonstration models how the HIV protease enzyme functions and how its activity is blocked by a class of anti-HIV drugs.

Genetics
Microbiology
Science Practices
Labs & Demos
High School — General
High School — AP/IB
College

Ebola: Disease Detectives

This hands-on activity allows students to analyze DNA sequences of Ebola viruses. Students use these sequences to track the virus’s spread during the 2013–2016 Ebola outbreak in West Africa.

Biochemistry & Molecular Biology
Microbiology
Evolution
Card Activities
High School — General
High School — AP/IB
College

Patterns of Zoonotic Disease

This activity guides the analysis of a published scientific figure from a study on the global distribution of zoonotic pathogens and their host species.

Microbiology
Science Practices
Data Points
High School — General
High School — AP/IB
College

Spreadsheet Tutorial 4: t-Test

In this activity, students explore different ways of calculating t-values and performing t-tests using built-in functions in Excel or Google Sheets. Students apply what they learned by plotting beak size measurements of Galapágos finches collected before and after a drought.

Evolution
Science Practices
Lessons
High School — General
High School — AP/IB
College