Tuesday, April 26, 2011

3.3a Insect Pollination

3.3a Insect Pollination
http://www.youtube.com/watch?v=JDoBkf2y39E

  • Pollen transfers from one plant's anthers to another's stigma
  • Insects deliver the pollen from one plant to another
  • Attractions 
    • Signals
      • Colored petals
      • Scent
    • Value
      • Food - Fructose / pollen
  • Male parts 
    • Anther - makes pollen grain
    • Stamen - made of anthers
    • Filaments - stocks 
  • Female parts
    • Stigma - catches pollen
    • Style - transfers pollen to the ovary
    • Ovary carries the eggs

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