What human reproductive organ is functionally similar to this seed?
What human reproductive organ is functionally similar to this seed?
What human reproductive organ is functionally similar to this seed?
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Concept 30.2: Gymnosperms bear “naked” <strong>seed</strong>s,<br />
typically on cones<br />
• The gymnosperms have “naked” <strong>seed</strong>s not<br />
enclosed by ovaries and cons<strong>is</strong>t of four phyla:<br />
– Cycadophyta (cycads)<br />
– Gingkophyta (one living species: Ginkgo<br />
biloba)<br />
– Gne<strong>to</strong>phyta (three genera: Gnetum, Ephedra,<br />
Welwitschia)<br />
– Coniferophyta (conifers, such as pine, fir, and<br />
redwood)<br />
Copyright © 2008 Pearson Education, Inc., publ<strong>is</strong>hing as Pearson Benjamin Cummings