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Roots I. Root characteristics A. Functions B. Root systems 1. fibrous root systems 2. tap root systems C. Food storage D. Examples II. Root growth A.

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Presentation on theme: "Roots I. Root characteristics A. Functions B. Root systems 1. fibrous root systems 2. tap root systems C. Food storage D. Examples II. Root growth A."— Presentation transcript:

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2 Roots I. Root characteristics A. Functions B. Root systems 1. fibrous root systems 2. tap root systems C. Food storage D. Examples II. Root growth A. Importance of primary growth B. Root cap C. Root hairs and branches 1. root hairs 2. branching III. Inside roots A. Primary tissues 1. epidermis 2. cortex 3. vascular tissues 4. endodermis 5. pericycle B. Secondary tissues

3 I. Root characteristics A. Functions B. Root systems 1. fibrous root systems 2. tap root systems C. Food storage Water and minerals Anchor Monocots versus dicots

4 D. Examples pneumatophores prop roots Mangrove swamps

5 II. Root growth A. Importance of primary growth B. Root cap C. Root hairs and branches 1. root hairs 2. branching rhizosphere mucigel Root hairs

6 III. Inside roots A. Primary tissues 1. epidermis 2. cortex 3. vascular tissues 4. endodermis 5. pericycle B. Secondary tissues epidermis Cortex endodermis pericycle Primary phloem Primary xylem

7 4. endodermis

8

9 5. Pericycle

10 The end

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