chapter_11 - Growth Outline Nutrients Vitamins and Hormones...

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Growth
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Outline Nutrients, Vitamins, and Hormones Plant Hormones Plant Movements Photoperiodism Temperature and Growth Dormancy and Quiescence
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Development Growth – Increase in volume Differentiation – Cell specialization Development – Growth and differentiation
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Nutrients, Vitamins, and Hormones Nutrients - Furnish elements necessary to produce organic molecules Vitamins – Participate in reactions catalyzed by enzymes Hormones – Influence development
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Plant Hormones Auxins Production occurs in apical meristems Promote cell enlargement
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Plant Hormones Gibberellins Production occurs in seeds, young leaves, and roots Promote stem growth
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Plant Hormones Cytokinins Production occurs in root tips and germinating seeds Regulate cell division
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Plant Hormones Abscisic Acid Production occurs in some cell organelles Prevents seeds from germinating while still on plant
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Ethylene Produced by fruits, flowers, seeds, leaves, and roots Promotes ripening in fruits
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This note was uploaded on 04/03/2008 for the course BIOL 1411 taught by Professor Veazey during the Spring '08 term at Southwest Texas Junior College.

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chapter_11 - Growth Outline Nutrients Vitamins and Hormones...

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