School of Life Sciences | Ask A Biologist

Ask A Biologist heading

Sooty Selection

Discuss ideas of natural selection, play a selection-based game, and take a trip through time to see how scientists of the past figured out just how a trait is passed from a parent to its offspring.

Doctor Know

Play doctor in the 21st century! Use innovative tests and treatments to heal your patients and learn how biomedical innovations are transforming medicine.

Body Depot

The Arizona Science Center and Ask A Biologist have joined forces in building Body Depot, a place where you can learn about your amazing body.

Pando, a quaking aspen stand that is the oldest clonal organism we know of.

What is the oldest living thing on Earth?
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Be part of 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 Volunteer page to get the process started.

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Pando, a quaking aspen stand that is the oldest clonal organism we know of.

What is the oldest living thing on Earth?
Answer >>

See More Top Questions

Share to Google Classroom

Be part of 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 Volunteer page to get the process started.