Animal Development: We're Just Tubes - Crash Course Biology #16

Hank discusses the process by which organisms grow and develop, maintaining that, in the end, we're all just tubes. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/youtubecrashcourse Follow CrashCourse on Twitter: http://www.twitter.com/thecrashcourse Table of Contents 1) Zygote 2:38 2) Morula 2:53 3) Blastula 3:25 4) Radial Symmetry 4:11 5) Bilateral Symmetry 4:26 6) Gastrulation 4:52 7) Blastopore 5:02 8) Gastrula 5:17 9) Prot

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