CostOfDefense

CostOfDefense - Natural variation Mutants Grow with and...

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How come all plants don’t make all possible defenses? “Cost of defense” -- TRADEOFFS : “No free lunch” Energy into producing poison, OR Energy into, e.g., competing with your neighbor or making lots of offspring. What kind of experiment would you need to do to show : 1. Secondary metabolites protect plants against herbivores? 2. There is a cost to these chemical defenses? Design the experiments Explain the predictions
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Start with: Variation in chemical production Natural variation Mutants Grow with and without herbivores What kind of experiment would you need to do to show : 1. Secondary metabolites protect plants against herbivores? 2. There is a cost to these chemical defenses? Predictions? With herbivores Chem+ Chem- Growth, etc. A) This bar higher ? B) This bar higher ?
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Start with: Variation in chemical production
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Unformatted text preview: Natural variation Mutants Grow with and without herbivores What kind of experiment would you need to do to show : 1. Secondary metabolites protect plants against herbivores? 2. There is a cost to these chemical defenses? Predictions? With herbivores Chem+ Chem-Growth, etc. Without herbivores Chem+ Chem-A) This bar higher ? B) This bar higher ? Start with: Variation in chemical production Natural variation Mutants Grow with and without herbivores What kind of experiment would you need to do to show : 1. Secondary metabolites protect plants against herbivores? 2. There is a cost to these chemical defenses? Predictions? With herbivores Chem+ Chem-Growth, etc. Without herbivores Chem+ Chem-...
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CostOfDefense - Natural variation Mutants Grow with and...

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