26:06Learning
From the PhD Lab: How do biofilms help keep bacteria alive? - with Josh Horton
The Royal Institution
Solid of Revolution (part 4)
From the creator
More volumes around the x-axis. More free lessons at: http://www.khanacademy.org/video?v=OtmjNuiTHp0
Published 2008-04-27 · Watch on YouTube ↗
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