1 - 12 of 53 results

Pyruvate Dehydrogenase

This animation shows how the pyruvate dehydrogenase enzyme complex converts pyruvate into acetyl-CoA. It is the second of six animations about cellular respiration.

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

Glycolysis

This animation shows how glycolysis converts glucose into pyruvate through a series of enzyme reactions. It is the first of six animations about cellular respiration. These animations bring to life the molecular engines inside mitochondria that generate ATP, the main source of chemically stored energy used throughout the body.

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

ATP in Use

This animation shows two examples of how the cell uses energy from ATP. It is the sixth of six animations about cellular respiration. These animations bring to life the molecular engines inside mitochondria that generate ATP, the main source of chemically stored energy used throughout the body.

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

COVID-19 Sparks Community Action

This video shows how a group of students, scientists, and volunteers came together to make hand sanitizer and masks for their community during the COVID-19 pandemic.

Microbiology
Science Practices
Scientists at Work
High School — General
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 fourth of six animations about cellular respiration. These animations bring to life the molecular engines inside mitochondria that generate ATP, the main source of chemically stored energy used throughout the body.

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

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 third of six animations about cellular respiration. These animations bring to life the molecular engines inside mitochondria that generate ATP, the main source of chemically stored energy used throughout the body.

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 fifth of six animations about cellular respiration. These animations bring to life the molecular engines inside mitochondria that generate ATP, the main source of chemically stored energy used throughout the body.

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

Biology of SARS-CoV-2

This four-part animation series explores the biology of the virus SARS-CoV-2, which has caused a global pandemic of the disease COVID-19.

Biochemistry & Molecular Biology
Microbiology
Click & Learn
High School — General
High School — AP/IB
College

Identifying the Key Genes for Regeneration

This video describes how scientists silence different genes in regenerating planaria to study the process of regeneration at the molecular level.

Biochemistry & Molecular Biology
Cell Biology
Anatomy & Physiology
Scientists at Work
High School — General
High School — AP/IB
College

Think Like a Scientist: Natural Selection in an Outbreak

This video focuses on the front lines of the 2013–2016 Ebola outbreak in West Africa and explains how scientists monitored the evolution of the virus by analyzing its genome.

Genetics
Microbiology
Evolution
Scientists at Work
High School — General
High School — AP/IB
College

Virus Hunter: Monitoring Nipah Virus in Bat Populations

This video follows scientists working in Bangladesh as they test fruit bat populations to determine whether they are infected with Nipah virus, a potentially deadly human pathogen.

Microbiology
Science Practices
Scientists at Work
High School — General
High School — AP/IB
College

The Origin of Flight: What Use Is Half a Wing?

In this video, biologist Ken Dial demonstrates that birds use their wings for more than just flying, which may help us understand how dinosaurs used their small wing-like limbs before the evolution of flight.

Anatomy & Physiology
Evolution
Science Practices
Scientists at Work
High School — General
High School — AP/IB
College