jueves, 5 de febrero de 2009



This is an animal cell.
Cell: smallest unit of an organism that can carry on life functions. the animal cell has a cell membrane, cytoplasm, nucleus, nucleolus, mitochondria, golgi body, lysosome, ribosomes, rough end. reticulum and smooth end. reticulum.
Def. of animal cell:
A cell that is a unit of an animal.
The differences between a animal and a plant cell are:
1. plant cells have a cell wall and animal cells don't.
2. plant cells have a chloroplast, where they contain chlorophyll but animal cells don't have.
3. plant cells have a big vacuole, but animal cells have a small one.
4. plant cells are more rigid than animal cells, thanks to the cell wall.
Image:
http://www.enchantedlearning.com/subjects/animals/cell/anatomy.GIF

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