Interactive
Cold Spring Harbor Laboratory

DNA Responds to Signals from Outside the Cell

For Students 9th - 12th Standards
How do cells know when to replicate, transcribe, and stop? James E. Darnell, Jr. shifted from studying medicine to biochemistry and decided to address this mystery. Learn about his research, discoveries, and the impact on future medical...
Interactive
Cold Spring Harbor Laboratory

A Gene Is a Discrete Sequence of DNA Nucleotides

For Students 9th - 12th Standards
Frederick Sanger won two Nobel prizes for protein sequencing and DNA sequencing. Young scientists learn about Dr. Sanger's research and amazing discoveries. They read an article and a biography, view videos and animations, and apply...
Interactive
Cold Spring Harbor Laboratory

A Half DNA Ladder Is a Template for Copying the Whole

For Students 9th - 12th Standards
The experiment known as one of the most beautiful experiments in biology changed the way we think about DNA. Learn about the experiment and the scientists who designed it—as well as the scientists who built on the results—with an online...
Interactive
Cold Spring Harbor Laboratory

Some Types of Mutations Are Automatically Repaired

For Students 9th - 12th Standards
Does natural light damage or repair DNA? Learn the answer discover the scientists who researched the topic with an online interactive. Scholars read through an online animation presenting the content at their own pace. Then, they read...
Interactive
Cold Spring Harbor Laboratory

Mutations Are Changes in Genetic Information

For Students 9th - 12th Standards
A red delicious apple tree with a simple mutation means we now benefit from the existence of golden delicious apples. Learn how simple mutations change genetic information in DNA sequences. Using biographies, videos, and animations,...
Activity
Howard Hughes Medical Institute

Ebola: Disease Detectives

For Teachers 9th - Higher Ed
How did the Ebola virus first infect humans? Young virologists examine genetic sequences from the 2014 Sierra Leone outbreak to find similarities during a riveting activity. Following similar methods used by MIT and Harvard, partners...

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