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Life Science: Download and Share

Resource Grade Level Media Type
All Systems Are Go  

All Systems Are Go
Test your knowledge of the digestive, respiratory, and other human body systems in this interactive game from Kinetic City. Race the clock to put Arnold's organs back into his body one system at a time.

5-8 Flash Interactive
Animal Body Plans: Homeobox Genes  

Animal Body Plans: Homeobox Genes
The homeobox genes that define the basic body plan of mice and fruit flies are illustrated in this graphic from The Human Evolution Coloring Book by Adrienne Zihlman. The accompanying article describes how these genes act as "molecular architects" in all animal species.

9-12 PDF Document
Bowhead Whaling and Its Impact  

Bowhead Whaling and Its Impact
This interactive activity, adapted from material provided by the ECHO partners, explores the history of whaling in the Arctic and introduces a landmark study of whale populations.

6-9 Flash Interactive
Build-a-Fish  

Build-a-Fish
In this interactive activity from Shedd Aquarium, build a fish and then release it into the reef to search for food and evade predators. Try different combinations and observe how each kind of fish has unique adaptations that help it survive in its habitat.

6-8 Flash Interactive
Convergence: Marsupials and Placentals  

Convergence: Marsupials and Placentals
This graphic illustrates some of the marsupial mammals in Australia and placental mammals in North America. Even though they are not closely related, these mammals look alike because they have adapted to similar ecological roles. From The Human Evolution Coloring Book by by Adrienne Zihlman.

9-12 PDF Document
Dengue Virus Invades a Cell  

Dengue Virus Invades a Cell
In this visualization adapted from the University of Massachusetts Medical School, discover the role that dengue viral proteins play in a human cell as the virus prepares to replicate.

9-12 QuickTime Video
Exploring Environmental Change  

Exploring Environmental Change
Students explore the connections that can exist in a natural environment, and examine how changes to the environment, particularly those caused by human activity, can affect those connections.

6-9 Lesson Plan
Frozen Frogs  

Frozen Frogs
This video segment adapted from NOVA scienceNOW shows how the common wood frog freezes solid every winter, an adaptation that allows the organism to survive the cold winter.

6-12 QuickTime Video
Gel Electrophoresis  

Gel Electrophoresis
This interactive activity from the Dolan DNA Learning Center illustrates the process of gel electrophoresis, in which DNA fragments are separated by size as they migrate at different rates through a gel matrix.

6-12 Flash Interactive
Genetic Art  

Genetic Art
Take a peek at the artistic side of science in this virtual exhibit, featuring work by Eva Sutton, Alexis Rockman and Sidney Harris.

9-12 PDF Document
The Science Behind Appetite  

The Science Behind Appetite
This video segment, adapted from NOVA, tells the story of a ballerina battling anorexia. It explains how serotonin regulates appetite, and presents some of the health risks that accompany the eating disorder.

5-12 QuickTime Video
How Do Cells Make Proteins?  

How Do Cells Make Proteins?
In this interactive activity from the Exploratorium, explore the steps of protein synthesis in which the cells use genes to make proteins for critical body functions.

7-10 Flash Interactive
Human Chromosome 2  

Human Chromosome 2
In this video segment adapted from NOVA: "Judgment Day: Intelligent Design on Trial," learn how modern genetics and molecular biology offer compelling support for evolution. The video features an interview with biologist Ken Miller.

6-12 QuickTime Video
Iñupiaq Whale Hunt  

Iñupiaq Whale Hunt
This video, adapted from material provided by the ECHO partners, provides a portrait of Iñupiaq whaling as a community activity, as told through the story of one hunt.

6-9 QuickTime Video
Life of a Tree  

Life of a Tree
In this interactive activity adapted from the National Arbor Day Foundation, take a sixty-two-year journey observing the inner layers, rings, and environmental factors that affect a tree's growth and life cycle.

6-12 Flash Interactive
Life Stages Cards  

Life Stages Cards
All animals develop and grow over time. The animals in this document undergo one of the most dramatic developmental processes known: metamorphosis. See if you can place the developmental stages in their proper order.

K-5 PDF Document
Living on the Coast  

Living on the Coast
This video, adapted from material provided by the ECHO partners, illuminates how living on the coast affects individuals and communities, particularly humans' interrelationships with natural resources.

6-9 QuickTime Video
Mendel's Laws of Genetic Inheritance  

Mendel's Laws of Genetic Inheritance
This interactive activity, adapted from the Dolan DNA Learning Center, uses Punnett squares to illustrate Mendel's laws of inheritance and how a particular gene combination results in a 3-to-1 ratio of dominant-to-recessive traits.

6-12 Flash Interactive
Model Organisms  

Model Organisms
This interactive activity from the Dolan DNA Learning Center shows the different types of model organisms used in research and why each might be selected when performing an experiment.

9-12 Flash Interactive
Molecular Clocks: Proteins That Evolve at Different Rates  

Molecular Clocks: Proteins That Evolve at Different Rates
From The Human Evolution Coloring Book by Adrienne Zihlman, four different proteins from humans and horses are compared in this graphic and article, and the reasons each protein evolves at its own characteristic rate are discussed. Each protein is useful for measuring evolutionary change over a different time scale.

9-12 PDF Document
Molecular Level of Genetics  

Molecular Level of Genetics
Get down to the molecular nitty-gritty of DNA replication and protein synthesis in this article by Dennis O'Neil.

9-12 PDF Document
Nihoa Island  

Nihoa Island
This video segment adapted from the NOW-RAMP 2002 Expedition documents a research expedition to Nihoa Island. It showcases Nihoa's unique birds and plants, the threat posed by invading grasshoppers, and restoration efforts.

6-12 QuickTime Video
Nowhere to Hide  

Nowhere to Hide
Notice how the birds select orange or green bugs as you alter the levels of local pollution in this interactive activity from Kinetic City.

K-8 Flash Interactive
Romiya Glover  

Romiya Glover
In this video from Science City, meet Romiya Glover, a chemist who develops products for HIV/AIDS testing. She describes the multidisciplinary nature of her job, how she decided to go into science, and how her work benefits others.

6-12 MPEG 4 Video
Pearl and Hermes Atoll  

Pearl and Hermes Atoll
This video segment adapted from the NOW-RAMP 2002 Expedition documents a research expedition to Pearl and Hermes Atoll in Hawai`i. Watch as biologists assess the bird and plant populations and then work to eradicate invasive species.

5-12 QuickTime Video
Record of Time  

Record of Time
Enter the exciting world of dating ... fossil dating, that is. From Record of Time by anthropologist Dennis O'Neil.

6-12 PDF Document
RNAi Discovered  

RNAi Discovered
In this video segment adapted from NOVA scienceNOW, learn how RNAi, a mechanism that has evolved in cells to prevent viral infection, was discovered and how it works.

9-12 QuickTime Video
RNAi Therapy  

RNAi Therapy
In this video segment adapted from NOVA scienceNOW, learn about RNAi's potential to treat a wide range of genetic and infectious diseases.

9-12 QuickTime Video
Sea life is troubled by noise  

Sea life is troubled by noise
This article from Science a GoGo describes the risks that increasing noise pollution in ocean waters may pose to the creatures that live there. Once you read it, you'll never tap on a fish tank again!

3-5 PDF Document
Some Genes Are Dominant  

Some Genes Are Dominant
This interactive activity, adapted from the Dolan DNA Learning Center, illustrates how Gregor Mendel used pure-bred yellow and green peas to show that some genes are dominant and others are recessive.

6-12 Flash Interactive
Transitional Tetrapod Fossil  

Transitional Tetrapod Fossil
In this video segment from NOVA: "Judgment Day: Intelligent Design on Trial," learn about the discovery of a well-preserved transitional fossil and how such transitional fossils support the theory of evolution.

6-12 QuickTime Video
Understanding Gene Testing  

Understanding Gene Testing
In this article by the National Cancer Institute and the National Center for Human Genome Research, find answers to your questions about genetic testing.

9-12 PDF Document
What Is a Theory?  

What Is a Theory?
In these two audio interviews from NOVA Online, learn about the difference between the common understanding of the word "theory" and how science uses the term.

6-12 Flash Interactive