Plant Science. Episode 10, Advent of Seeds: Cycads and Ginkgoes.

While spores have continued to provide effective reproduction through the millennia, evolution has led to several successful alternatives. In a little package of embryonic roots, stems, leaves, and nourishment, a seed offers the ability to lie dormant until conditions are right for the highest chanc...

Ausführliche Beschreibung

Gespeichert in:
1. Verfasser:
Kleier, Catherine
Weitere Verfasser:
Kleier, Catherine (SchauspielerIn)
Format:
Elektronisch Film
Sprache:
Englisch
Veröffentlicht:
[San Francisco, California, USA] : The Great Courses, 2017.
Kanopy Streaming, 2019.
Zusammenfassung:
While spores have continued to provide effective reproduction through the millennia, evolution has led to several successful alternatives. In a little package of embryonic roots, stems, leaves, and nourishment, a seed offers the ability to lie dormant until conditions are right for the highest chance of survival. Learn about the unique properties of the cycads, gingkos, and gnetophytes.
Umfang:
1 online resource (streaming video file) (29 minutes): digital, .flv file, sound
video file MPEG-4 Flash
Mode of access: World Wide Web.
Anmerkungen:
Title from title frames.
Film
In Process Record.
Format Details:
Mode of access: World Wide Web.
Schlagworte:
Agriculture.
Environmental sciences.
Education films.
Links: