CIE A Level Biology复习笔记1.2.2 Animal & Plant Cells
Electron Micrographs: Animal Cells
TEM electron micrograph of an animal cell showing key features
Exam Tip
You should be able to describe and interpret photomicrographs, electron micrographs and drawings of typical animal cells.
Electron Micrographs: Plant Cells
TEM electron micrograph of a plant cell showing key features
Structure of Animal & Plant Cells
- The only structures found in animal cells but not plant cells are the centrioles and microvilli
- Plant cells also have additional structures: the cellulose cell wall, large permanent vacuoles and chloroplasts
The ultrastructure of an animal cell shows a densely packed cell – the ER and RER and ribosomes form extensive networks throughout the cell in reality
Plant cells have a larger, more regular structure in comparison to animal cells
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