Crash Course Biology

Crash Course Biology

Natural Selection (1x14)


Udgivelsesdato: Apr 30, 2012

Hank guides us through the process of natural selection, the key mechanism of evolution.

  • Premieret: Jan 2012
  • Afsnit: 90
  • Følgere: 6
  • Slut
  • YouTube
  • Mandag på 17