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Gymnosperms

Published on Nov 25, 2015

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PRESENTATION OUTLINE

GYMNOSPERMS

CONE BEARING PLANTS

EXAMPLES

  • Cycades
  • Allies
  • Conifers
  • Zimiaceae

REPRODUCTION

  • The cells in microsporangia undergo creating haploid
  • microspores and then turn into immature male gametophytes.
  • Pollen grain germinates in the ovule, making a pollen
  • tube that starts to digest through the megasporangium.
  • fertilization will begin and a megaspore mother cell goes through meiosis to make four haploid cells.

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