Wednesday, September 15, 2010

Cells

I learnt about animal cells and plant cells. I also learnt about the differences between plant cells and animal cells. One of the difference is that a plant cell has a large vacuole that takes up most of the cell but the animal cell has small and numerous vacuole. Cells made up tissues, different tissues made up a organ, different organ made up a system and different systems made up an organism. In 1p17, we looked at animal cell(cheek cells) and plant cell(onion skin cell). I also found out that cell are colourless and we had to add a drop of iodine to see the cells clearly under the microscope.

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