Chapter 35 notes

Chapter 35 notes - Chapter 35 Plant Structure Growth and...

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Click to edit Master subtitle style 6/13/11 Chapter 35 Plant Structure, Growth, and Development
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6/13/11 Concept 35.1: The plant body has a hierarchy o
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6/13/11 The Three Basic Plant Organs l Plants draw nutrients from two very different environments: below ground and above ground l 3 basic organs: 1. Roots 2. Steams 3. Leaves l Organized into the root and shoot Figure 35.2
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6/13/11 Clicker Question l Roots are involved in all but which of the following activities? Support Food storage Food production * Anchorage
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6/13/11 Roots l An organ that anchors the vascular plant l Absorbs minerals and water Absorption occurs near root tips Root hairs increase the surface area of the root l Stores organic nutrients Figure 35.3
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6/13/11 Stems l Consists of: Nodes- points at which leaves are attached Internodes – segment between nodes (where leaves are not attached) Axiliary buds- potential to form lateral shoot (i.e., branch) Terminal bud- located at shoot tip, causes elongation of a young shoot Figure
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6/13/11 Leaves l The leaf is the main photosynthetic organ of most vascular plants l Consist of: A flattened blade The petiole, which joins the leaf to a node of the stem Figure
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6/13/11 Simple vs. Compound Leaves
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Chapter 35 notes - Chapter 35 Plant Structure Growth and...

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