Bio Ed Online: Muscle Fibers

How is the motion of an object affected by forces that act on that object? Can you predict how the motion of an object will be affected by balanced and unbalanced forces? Is there a relationship between force, mass, and acceleration? In...

[Free Registration/Login may be required to access all resource tools.] Describes how muscles contract according to the sliding filament theory.

Capture your own ants, build your own inexpensive ant habitat, and compare the communication and exploratory behaviors of pavement ants on Earth to those living on the ISS.

In 2009, four painted lady butterflies flew aboard space shuttle Atlantis to the International Space Station, where they grew and lived. Students can use original photos from the mission to conduct open-ended scientific investigations to...

Lesson focuses on the Plants in Space experiment which studied how plant roots developed in a weightless environment. Students will conduct three scientific investigations to learn how light, gravity and microgravity affect the growth of...

With the help of videos and photos, students conduct open-ended scientific investigations to discover how gravity and microgravity affect the life cycle and web design of orb-weaver spiders on the International Space Station.

Students read about the emergence of HIV/AIDS and construct a 3-D model of an HIV virus particle using the provided outline drawing. The lesson materials and a set of slides can be downloaded.

When HIV/AIDS first emerged in North America, people were frightened by it and this led to the spread of false information about this disease. Students will learn to separate the facts from the fiction, and will create presentations on...

Students read an article about how the HIV virus replicates itself in a host cell, and the parts of an HIV particle. Includes labeled drawings of an HIV particle and of its replication cycle. The lesson materials and a set of PowerPoint...

In the attached slideshow/video you will learn about the basics of genetic inheritance. Learn what determines the physical and biological characteristics of an individual organism, and how these traits are passed from one generation to...