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Draw and label a pollen sac at 40X

Draw and label a pollen sac at 40X

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pollen sac

  • The microsporangium of a seed plant in which pollen is produced. The pollen sacs of angiosperms are located in the anthers, while those of conifers are located in the male cones.
  • A pollen grain develops from a microspore in the microsporangium and contains the male gametophyte and basically, another name of pollen sack is microsporangium.
  • In a mature anther 4 pollen sacs are present two in each lobe.

a-Anther

b-pollen sac

c-pollen grain

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