Stretching DNA
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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?
Version 2.08Teacher-Submitted Activities
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Authors | Level | Type | Subject |
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| Flow stretching and DNA extension |
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Allen Price | HS UG-Intro |
Lab HW |
Biology | |
| How do PhET simulations fit in my middle school program? |
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Sarah Borenstein | MS | Other | Chemistry Physics Biology Earth Science |
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| Alignment of PhET sims with NGSS |
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Trish Loeblein | HS | Other | Physics Chemistry Biology Earth Science |
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| MS and HS TEK to Sim Alignment | Elyse Zimmer | MS HS |
Other | Biology Chemistry Physics |
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| the advantages of species physical appearances corresponding to living environment | chau | MS | CQs |
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Microsoft Windows XP/Vista/7/8.1/10 Latest version of Java
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OS X 10.9.5 or later Latest version of Java
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Latest version of Java
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