Cells - Cells cells - found in all organisms genetic...

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Cells cells - found in all organisms genetic material - found in central nucleoid area of prokaryotes or nucleus (surrounded by nuclear envelope) of eukaryotes DNA has the genes that code for the proteins made by the cell cytoplasm - semifluid substance within the cell containing sugars, amino acids, proteins, and organelles (specialized structures in eukaryotes) plasma membrane - phospholipid bilayer separating the cell from its surroundings o proteins in membrane determine how cell interacts w/ the environment o transport proteins - help molecules/ions move across the membrane o receptor proteins - sends messages to the cell when in contact w/ certain molecules o markers - identify to the cell as a particular type cell theory - cell size ranges from 1 micrometer to 5 centimeters cells couldn't be observed until microscopes invented in 17th century Robert Hooke - 1st to describe cells when he examined cork; named what he saw after the "small rooms" of monks
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This note was uploaded on 01/04/2012 for the course BSC BSC1005 taught by Professor Orlando,rebecca during the Fall '10 term at Broward College.

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Cells - Cells cells - found in all organisms genetic...

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