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Alternation of generations
Conifer cone
Endosperm
Flower
Fruit
Germination
Gymnosperm
Ovum
Pollen
Seed
Sporophyte
Key terms: after fertilization attached central central cell consists contains develops diploid egg cell embryo sac endosperm female gametophyte fertilization flowering plants function gives rise gymnosperms haploid inside maternal meiosis micropyle micropyle opening nucellus nuclei outer ovary ovule ovum placentation plants pollen tube seed structure tissue triploid two polar nuclei typically within zygote Search external links cited by footnotes on Wikipedia page Ovule: |
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