Lesson 4 of 4 ยท Form 4 Biology
Support and movement
15 min
Support in plants
- Turgidity of cells (herbaceous plants wilt when they lose water).
- Collenchyma and sclerenchyma tissues.
- Xylem vessels strengthened with lignin (wood).
- Tendrils and climbing stems in weak plants.
The human skeleton
- Axial: skull, vertebral column, ribs, sternum.
- Appendicular: limbs and girdles (pectoral and pelvic).
Vertebrae
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