BRAINCAKEPlant Cells
The cell wall encloses all plant cells.
It is made of cellulose.
Cellulose is a polymer of beta-glucose. Long molecules of cellulose are bound together to form strong fibres. The fibres form a mat glued together by pectin and hemicelluloses.
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Key terms in this lesson
- centriole
- A structure made of microtubules that organises the spindle fibres during cell division.
- pathogen
- A microorganism that causes disease.
More in Cell Structure
- Smooth Endoplasmic Reticulum
- Ribosomes
- Rough Endoplasmic Reticulum
- Golgi Apparatus
- Cellulose Cell Wall
- Vacuole
- Chloroplasts
- Prokaryotic Cells
All 26 lessons in Cell Structure · All OCR AS-level Biology topics