BIO 223

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Introduction

• BIO 223

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Lets Play
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Plantor No Plant
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Is this a plant?
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Is this a plant?
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Find the Plant
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True or False this is a plant?
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The orange things plants or not?
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What about this, boys and girls?
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Plant or no plant?
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What is a plant? Characteristics
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Plant Characteristics

• Non mobile, but seeds (e.g. coconut) do move
• Multicellular (so Euglena is not a plant, but it
  is photosynthetic)
• Chloroplasts and chlorophyll
• but so do cyanobacteria have
• What about non-photosynthetic plants
• Land (but aquatic ones that descended from
  terrestrial plants)
• Cell walls (but fungi have also)
• Cellulose (vs. chitin in fungi)

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Who cares about plants?

• I mean, why do we value plants?

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Food
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All foodeven junk food comes from plants,
ultimately