chapt03 _v0811_Cells

chapt03 _v0811_Cells - Chapter 3: The CELL. The Structure...

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Chapter 3: The CELL. The Structure and Function of Basic Units of Life 1
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2 Hooke in 1663, observed cork (plant): named the cell Pasteur’s work with bacteria ~ 1860 disproved idea of spontaneous generation (living things arise from nonliving matter) Cell Theory
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3
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4 Cell Shapes
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5 Cell Anatomy… in brief
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6 Cell Anatomy Cell Anatomy Plasma Membrane Cytoplasm- cytosol and organelles Organelles (small organs)
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7 Cell Size: Limitations of cell size. Also, if the inside of the cell becomes too large, the plasma membrane may rupture (like an overfilled water balloon because the outside can’t accommodate the inside).
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8 Plasma Membrane Fluid mosaic, protein icebergs in a sea of fat. motion of these molecules creates the benefit of self repair Selective Permeability GO: Lipid solubility, no charge, small size STOP: Charge, large size Fat Phospholipid Bilayer Cholesterol, glycolipids hydrophilic heads (phosphate) on each side, these are polar hydrophobic tails in the center, these are non-polar
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chapt03 _v0811_Cells - Chapter 3: The CELL. The Structure...

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