Howard Hughes Medical Institute
Hhmi: Biointeractive: Infectious Disease: Viral Life Cycle
Watch a short, but concise clip demonstrating how a virus infects a human cell. [1:08]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Infectious Disease: u.s. Aids Epidemic
A United States map animation showing the spread of the AIDS epidemic from 1981 to 1997. [0:31]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Cloning an Army of T Cells for Immune Defense
View this video/animation to see how one type of immune cell-the helper T cell-interprets a message presented at the surface of the cell membrane. The message is an antigen, a protein fragment taken from an invading microbe. A series of...
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Virtual Bacterial Id Lab
An interactive virtual lab that allows students to isolate, copy, sequence and identify bacterial DNA. Excellent supporting information and resources for teachers and students.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Bio Interactive: Electrical Activity of Neurons
Slideshow provides detailed facts, animations, and videos of the transfer of information that propagates from one neuron to the next.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Paintbrush Gene
Through video clips, demonstrations, and inquiry learn how the paintbrush gene functions in the process of evolution.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Intracytoplasmic Sperm Injection (Icsi)
A close-up look of an Intracytoplasmic Sperm Injection. [1:25]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Living With Hiv
A first-hand look at living with the HIV virus. [4:46]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Building Blocks of Dna
A brief introduction to the four building blocks of DNA. [0:25]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Diffusion Across Membranes
Resource offers a great explanation and animation of the processes of active and passive transport across cell membranes.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Evolution and Gene Switches
Through a series of videos, learn how modern science has uncovered an aspect of evolution involving gene switches rather than the creation of new genes.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: How the Body Uses Fat
One of the bodies main sources of energy is fat; this comprehensive slide show presentation explores the ways the body processes fat, including digestion, transport, conversion, and energy extraction.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Mesozoic Film With Quiz
This video focuses on what causes the extinction of the dinosaurs. Learn about Luis Alvarez's research that led to the discovery that an asteroid caused the mass extinction. Video includes embedded quizzes that check from students'...
Howard Hughes Medical Institute
Hhmi: Bio Interactive: The Origin of Species: The Making of a Theory
The epic voyages of Darwin and Wallace led each to independently discover the natural origin of species and to formulate the theory of evolution by natural selection. [30:51]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: The Origin of Species: Lizards in an Evolutionary Tree
In the Caribbean Islands, adaptation to several common habitats has led to a large adaptive radiation with interesting examples of convergent evolution. [17:45]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Icefish Film With Quiz
This video will explore adaptations by looking at how genes are reused and recycled in icefish. The video includes embedded quiz modules to test students' understanding. [13:14]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: The Origin of Species: The Beak of the Finch
Four decades of research on finch species that live only on the Galapagos Islands illuminate how species form and multiply. [15:54] An interactive version of the video with embedded questions for students is available through a link in...
Howard Hughes Medical Institute
Hhmi: Biointeractive: Stopping Mosquito Borne Disease
Illustrated presentation and series of brief lecture clips help explain how infections are spread via biological vectors. The lecture focuses on the treatment and intervention for Dengue fever through mosquito eradication.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: The Cardiology Lab
A fascinating interactive laboratory in which simulations allow students to explore techniques of cardiac diagnosis and learn about cardiac structure/function. Excellent supporting information and resources for teachers and students.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Oxalate Catalysis
Chemical reactions involving oxalate catalysis. Video.
Howard Hughes Medical Institute
Hhmi: Biointeractive: Neuroscience: Neurons in Parietal Cortex Are Active During Straddling
Through a simple animation of a cat straddling an obstacle, learn about the activity of the neurons in parietal cortex. [1:03]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Mosquito Vector Education Program in Nicaragua
A brief video explaining an innovative mosquito control program in Nicaragua. [1:05]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Demonstration: Glowing Bacteria in a Flask
An up-close look at bacteria. [0:52]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Cheek Cells and Bacteria
Ever wonder what lurks inside your mouth? A sneak peek here. [1:27]