Lecture 06 - 012011

Lecture 06 - 012011 - Lecture #06 Guest Dr. Cawas Engineer...

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Lecture #06 Guest Dr. Cawas Engineer I. Plant Structure Shoot and root systems and their functions Leaf and root structure The plant cell II. Plant Tissues I. PLANT STRUCTURE A. FUNCTIONS OF A SHOOT SYSTEM - reach light - photosynthesis - transpiration - gas exchange B. FUNCTIONS OF A ROOT SYSTEM - nutrient uptake - H2O uptake - anchoring -storage Figure 35.2
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II. PLANT TISSUES A. DERMAL TISSUE Single layer: protection Soil nutrition B. VASCULAR TISSUE Water & nutrient transport Xylem: root to leaf Phloem: source to sink (sugars) C. GROUND TISSUE Between epidermis & vascular system Metabolism; support; storage I. PLANT STRUCTURE Root Hairs STRUCTURE OF A ROOT NERVOUS SYSTEM STRUCTURE OF A LEAF I. PLANT STRUCTURE Figure 35.17
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UNIQUE FEATURES OF A PLANT CELL I. PLANT STRUCTURE Figure 6.28 I. PLANT STRUCTURE STRUCTURE OF A PLANT CELL CELL WALL - like connective tissue - cell shape - rigid support - defense VACUOLE - storage organelle - cell expansion - waste products - lysosome (defense) TOTIPOTENCY - regeneration of whole plant from cell
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Lecture 06 - 012011 - Lecture #06 Guest Dr. Cawas Engineer...

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