1 - 12 of 21 results
Building a Paper Model of CRISPR-Cas9

In this hands-on activity, students build a paper model to explore how CRISPR-Cas9 is used to edit genes.

Biochemistry & Molecular Biology
Labs & Demos
High School — AP/IB
College
Modeling the Structure of DNA

In this activity, students build a paper model of DNA and use their model to explore key structural features of the DNA double helix. This activity can be used to complement the short film The Double Helix.

Biochemistry & Molecular Biology
Science Practices
Labs & Demos
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
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 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 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
Modeling Animal Survey Methods

This hands-on activity accompanies the video The Great Elephant Census. Students use beans or lentils to model sample and total count methods for studying wildlife population sizes.

Labs & Demos
Ocean Acidification

In this hands-on activity, students simulate the effects of decreasing pH caused by rising levels of atmospheric carbon dioxide.

Environmental Science
Science Practices
Labs & Demos
High School — General
High School — AP/IB
Human Feet Are Strange

In this activity, students examine concepts about the evolution of human bipedality explored in the short film Great Transitions: The Origin of Humans. They create their own trackway of footprints and compare it to a trackway of fossil footprints.

Evolution
Science Practices
Labs & Demos
High School — General
High School — AP/IB
College
Beaks As Tools: Selective Advantage in Changing Environments

This hands-on activity supports concepts covered in the short film The Beak of the Finch. Students collect and analyze data to learn why even slight variations in beak size can make the difference between life and death.

Evolution
Science Practices
Labs & Demos
High School — General
High School — AP/IB
Winogradsky Columns: Microbial Ecology in the Classroom

This activity instructs students how to build their own Winogradsky columns, which provide visual examples of the diverse modes of metabolism in the microbial world.

Microbiology
Science Practices
Labs & Demos
High School — General
High School — AP/IB
College
Milk: How Sweet Is It?

In this activity, students simulate a lactose tolerance test, similar to the one shown in the short film The Making of the Fittest: Got Lactase? The Co-evolution of Genes and Culture, to determine which samples contain the lactase enzyme.

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