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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Fig. 30-UN3<br />
Five Derived Traits of Seed Plants<br />
Reduced<br />
game<strong>to</strong>phytes<br />
Heterospory<br />
Microscopic male and<br />
female game<strong>to</strong>phytes<br />
(n) are nour<strong>is</strong>hed and<br />
protected by the<br />
sporophyte (2n)<br />
Microspore (gives r<strong>is</strong>e <strong>to</strong><br />
a male game<strong>to</strong>phyte)<br />
Megaspore (gives r<strong>is</strong>e <strong>to</strong><br />
a female game<strong>to</strong>phyte)<br />
Male<br />
game<strong>to</strong>phyte<br />
Female<br />
game<strong>to</strong>phyte<br />
Ovules<br />
Ovule<br />
(gymnosperm)<br />
Integument (2n)<br />
Megaspore (2n)<br />
Megasporangium (2n)<br />
Pollen<br />
Pollen grains make water<br />
unnecessary for fertilization<br />
Seeds<br />
Seeds: survive<br />
better than<br />
unprotected<br />
spores, can be<br />
transported<br />
long d<strong>is</strong>tances<br />
Integument<br />
Food supply<br />
Embryo