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SciShow
What is Taxonomy and Why is it So Complicated?
The classification of animal groups is essential to the the development of modern biology—but it's extremely complicated. Trying to shoehorn the messy, complicated web of interrelationships that is biology into neat boxes has resulted in...
SciShow
The Tree of Life Is Messed Up
Taxonomy is a powerful tool, and one that modern biology wouldn't be able to function without. But trying to shoehorn the messy, complicated web of interrelationships that is biology into neat boxes has resulted in a pretty messy tree of...
Science Friday Initiative
Science Friday: High Schoolers Give Hot Dog a Dna Test
Two high school students talk about their experiment using DNA barcoding to identify the ingredients in over 200 animal products, including many popular foods. They found some cases of misrepresentation. Aired Jan. 22, 2010. [3:33]