1 - 11 of 11 results
Citric Acid Cycle

This animation shows the reactions of the citric acid cycle, which splits off carbon atoms and generates energy-rich reduced forms of cofactor molecules. It is the first of three animations about cellular respiration.

Biochemistry & Molecular Biology
Cell Biology
Animations
High School — AP/IB
College
Electron Transport Chain

This animation shows how the enzyme complexes of the electron transport chain harvest energy from cofactor molecules to pump protons across the mitochondrial membrane and establish a chemical gradient. It is the second of three animations about cellular respiration.

Biochemistry & Molecular Biology
Cell Biology
Animations
High School — AP/IB
College
ATP Synthesis

This animation shows how the proton gradient across the mitochondrial membrane powers the ATP synthase enzyme to make ATP. It is the third of three animations about cellular respiration.

Biochemistry & Molecular Biology
Cell Biology
Animations
High School — AP/IB
College
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
Amylase Copy Number and Diet

This activity guides the analysis of a published scientific figure from a study that investigated whether there is a correlation between a population’s diet and copies of a certain gene.

Biochemistry & Molecular Biology
Evolution
Science Practices
Data Points
High School — General
High School — AP/IB
College
BCR-ABL: Protein Structure and Function

This tutorial describes the structure and function of the cancer-causing protein BCR-ABL. It also shows how drugs targeting this protein can help treat chronic myeloid leukemia (CML), a cancer of the white blood cells.

Biochemistry & Molecular Biology
Genetics
Click & Learn
High School — AP/IB
College
Blood Glucose Data Analysis

This activity extends concepts covered in the film Got Lactase? The Co-evolution of Genes and Culture. Students infer whether someone is likely to be lactase persistent or nonpersistent based on the data from two different tests.

Biochemistry & Molecular Biology
Science Practices
Lessons
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
Lactose Digestion in Infants

This animation shows how human infants can digest milk using the enzyme lactase.

Biochemistry & Molecular Biology
Anatomy & Physiology
Animations
High School — General
High School — AP/IB
College
Ubiquitin and the Proteasome

This animation shows how proteins in the cell are tagged for disposal by ubiquitin and then degraded by the proteasome.

Biochemistry & Molecular Biology
Cell Biology
Animations
High School — AP/IB
College
Immunology Virtual Lab

This interactive, modular lab explores how the ELISA method can be used to test blood samples for evidence of certain diseases.

Biochemistry & Molecular Biology
Anatomy & Physiology
Virtual Labs
High School — General
High School — AP/IB
College