See DNA

We have DNA in almost all of our cells, but we know it's too tiny to see. Or is it? Follow along as we extract enough DNA from a banana that you can actually see it.

Try to see banana DNA at home with our activity Seeing DNA, or learn more about DNA basics in our story, DNA ABCs.

A swallowtail caterpillar
Is there anything in nature that get smaller as it thrives?

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Ask A Biologist

By volunteering, or simply sending us feedback on the site. Scientists, teachers, writers, illustrators, and translators are all important to the program. If you are interested in helping with the website we have a Volunteers page to get the process started.

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