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Tissues and Primary Growth of Stems - Coggle Diagram
Tissues and Primary Growth of Stems
Basic Types of Cells and Tissues
Collenchyma
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Unevenly thickened
Provide plastic Support
Parenchyma
Most common in soft parts of plants
Thin Primary Walls
Sclerenchyma
Walls are elastic
Primary and Secondary walls
Tissues purpose
Vascular
Transport water
Transport nutrients
Cortex
Storage
Photosynthesis
Healing
Support
Dermal
Protection
Primary tissues
Cortex
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photosynthetic parenchyma
sometimes collenchyma
More complex
may secrete latex, resin, or mucilage
Vascular
Vascular bundles
Collateral
Phloem
Sieve tube members
Companion cells
Xylem
tracheids
Vessel elements
Epidermis
Guard Cells
trichomes
Cutin
Plants and humans
Celery strings
Collenchyma
Fruits and Vegetables
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almost pure parenchyma
Grittiness of Pears
sclereids
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