Bio Study

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Author:
Anonymous
ID:
150055
Filename:
Bio Study
Updated:
2012-04-25 12:14:26
Tags:
Biology Lab Practical Study
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Description:
Biology Lab Practical Study
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  1. Modifications of Chordate Characteristics
    • dorsal, hollow nerve cord -> spinal cord
    • notocord -> verterbrate
    • pharyngeal slits -> gills, throat, ears
    • post-anal tail -> persists or is lost
  2. Function: Epiglottis
    covers the opening of trachea during swallowing
  3. Function: Mouth
    entrance of food, mastication, starch digestion
  4. Function: Esophagus
    muscular tube for transport of food
  5. Function: Liver
    produce bile
  6. Small Intestine
    site of primary chemical digestion and nutrient absorption
  7. Function: Large Intestine
    vitamin production/absorption,
  8. Function: Cecum
    blind pouch at junction of small/large intestine that contains microbes for cellulose digestion
  9. Function: Spleen
    immune system organ that fights infection and breaks down old RBC
  10. Function: Pancreas
    produces enzymes to digest food and hormones
  11. Characteristics unique to Plantae
    photoautotrophic, chlorophyll, cell walls, cellulose, alternation of generations
  12. Unique to Bryophytes
    no vascular tissue, dominant: gametophyte, small/need water
  13. Three Reasons Seeds are important to Gymnosperms
    • -remain dormant until favorable conditions
    • -can be transported long distances via wind/animals
    • -contain food supply to nourish seedling until self-sufficient
  14. Largest and Oldest Angiosperm
    Quaking Aspen Clone
  15. Largest Gymnosperm
    Giant Sequoia Tree
  16. Tallest Gymnosperm
    Coast Redwood Tree
  17. Oldest Gymnosperm
    Bristlecone Pine
  18. Fragmentation
    center of thallus dies and growing tips break off and form new plants
  19. Gemmae Cups
    outgrowths (gemmae) can form new plants
  20. pine staminate cone
  21. pine ovulate cone
  22. pine microspores
  23. Pine Embryo
  24. angiosperm: male structure
    filament, anther
  25. angiosperm: female
    ovary, ovule, style, stigma
  26. monocot root
  27. monocot stem
  28. dicot root
    xylem makes x-shape in center
  29. dicot stem
  30. monocot leaf
  31. dicot leaf

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