BI 107Cells - 7/14/2010 Cells Basic unit of life Cell...

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7/14/2010 1 Cell Structure BI 107 Dr Potter Cells Basic unit of life Unicellular = entire organism Multicellular = building block of the body Microscopes Light microscopes – Up to about 1500x Electron microscopes – Up to about 1,000,000x – Scanning electron microscope (SEM) • For surface detail – Transmission electron microscope (TEM) • For internal detail Cell Membranes Plasma membrane of all cells – Separates cell from external environment Internal membranes of eukaryotes – Group together enzymes with common function -> organelles Same basic structure and function
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BI 107Cells - 7/14/2010 Cells Basic unit of life Cell...

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