Thursday, February 11, 2010

cells

Cells are the basic building blocks of all living things. There are two different types of cells. 1 is a simple cell. 2 is a complex cell they are mem brain bound to make it stick together. a Proceiriotic cell is bactieria. there are two different types of microscopes 1 a compound light microscope uses lensses to magnify objects. 2 an electron microscope was invented in the 1940's it can magnify up to 500000 times.

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