Crash Course Biology

Crash Course Biology

The Plants & The Bees: Plant Reproduction (1x38)


Date de diffusion: Oct 15, 2012

Hank gets into the dirty details about vascular plant reproduction: they use the basic alternation of generations developed by nonvascular plants 470 million years ago, but they've tricked it out so that it works a whole lot differently compared to the way it did back in the Ordovician swamps where it got its start. Here's how the vascular plants (ferns, gymnosperms and angiosperms) do it.

  • Première: Jan 2012
  • Épisodes: 90
  • Abonnés: 6
  • Fini
  • YouTube
  • Lundi à 17