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  • Tom Perkins
Gene Expression - The Basics
Conditions of Use:
No Strings Attached
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Express yourself through your genes! See if you can generate and collect three types of protein, then move on to explore the factors that affect protein synthesis in a cell.

Subject:
Genetics
Material Type:
Simulation
Provider:
University of Colorado Boulder
Provider Set:
PhET Interactive Simulations
Author:
Ariel Paul
George Emanuel
John Blanco
Kathy Perkins
Mike Klymkowsky
Tom Perkins
Date Added:
08/20/2012
Molecular Motors
Conditions of Use:
No Strings Attached
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Discover what controls how fast tiny molecular motors in our body pull through a single strand of DNA. How hard can the motor pull in a tug of war with the optical tweezers? Discover what helps it pull harder. Do all molecular motors behave the same?

Subject:
Genetics
Material Type:
Simulation
Provider:
University of Colorado Boulder
Provider Set:
PhET Interactive Simulations
Author:
Chris Malley
Kathy Perkins
Meredith Betterton
Mike Dubson
Tom Perkins
Wendy Adams
Date Added:
12/01/2007
Stretching DNA
Conditions of Use:
No Strings Attached
Rating

Explore stretching just a single strand of DNA using optical tweezers or fluid flow. Experiment with the forces involved and measure the relationship between the stretched DNA length and the force required to keep it stretched. Is DNA more like a rope or like a spring?

Subject:
Genetics
Material Type:
Simulation
Provider:
University of Colorado Boulder
Provider Set:
PhET Interactive Simulations
Author:
Chris Malley
Kathy Perkins
Meredith Betterton
Mike Dubson
Tom Perkins
Wendy Adams
Date Added:
12/01/2007