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Is it possible for a hermaphrodite species to present cross-fecundation?
There are hermaphrodite species of animals and plants that present cross-fecundation mainly because of the maturation of female and male structures at dissimilar periods.
Cross fecundation happens in planarias, hermaphrodites in which sexual fecundation takes place with male and female gametes from dissimilar individuals. These individuals approach their copulating structures and exchange gametes.
a) What is symbiotic nitrogen fixation? b) Name the two protein components required for this process. Define their role.
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