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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.
Дата первого эфира : Jan 30, 2012
Дата последнего выхода в эфир : Apr 30, 2024
Эпизод : 81 Эпизод
Сезон : 2 Сезон
Время выполнения: 15 минут
Студия: YouTube
Страна: United States of America
В ролях: Samuel Ramsey
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