Biology 09/10/2015 – Constructing the Tree of Life

Today we explored how evolutionary biologists use data to construct a “phylogenetic tree of life” or “cladogram” that shows the relatedness between all kinds of organisms on earth!

Check out this link for to see the image used for today’s writing prompt.

Here’s a bigger, non-cartoon version of the vertebrate tree.

Your job today is to visit the NOVA “Evolution Lab” and try your hand at constructing a tree of life.

Follow the link above, and click “Play Game”. I suggest logging in using Google so your progress can be saved. Today, try to complete the game at least  through “Mission 3”. Think about how your ultimate invader might fit into the big tree of life on earth.

Like this stuff? Here’s a couple other neat links:

http://www.wellcometreeoflife.org/interactive/

http://www.onezoom.org/index.htm

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