Cell Membrane

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Cell Membrane by Mind Map: Cell Membrane

1. Structure

1.1. Fluid Mosaic Model

1.1.1. Cholesterol

1.1.1.1. Fluidity

1.1.1.1.1. found only in animal cells

1.1.2. Phospholipids

1.1.2.1. Polar Head

1.1.2.1.1. Hydrophillic

1.1.2.2. Non-polar Tails

1.1.2.2.1. Hydrophobic

1.1.3. Associated Proteins

1.1.3.1. Integral

1.1.3.1.1. Inside Membrane

1.1.3.2. Periphrial

1.1.3.2.1. Not inside

1.1.4. Glycoproteins

1.1.4.1. Cell to Cell Identification

1.1.5. Glycolipids

1.1.5.1. Cell to Cell Identification

2. Function

2.1. Selective Permability

2.1.1. Non-polar Molecules

2.1.1.1. Pass through membrane

2.1.2. Ions

2.1.2.1. Transport Proteins

2.1.3. Polar Molecules

2.1.3.1. Transport Proteins

2.2. Associated Proteins

2.2.1. Transport

2.2.2. Signaling

2.2.3. Enzymatic Activity

2.2.4. Cell to Cell regonition

2.2.5. Cell to Cell joining

2.2.6. Attachment of cytoskeleton and extracellular matrix

3. Transport

3.1. Concentration Gradient

3.1.1. High to Low

3.1.1.1. Passive

3.1.1.1.1. No Energy Used

3.1.2. Low to High

3.1.2.1. Active

3.1.2.1.1. Energy Used (ATP)

3.2. Tonicity

3.2.1. Hypertonic

3.2.1.1. More solute; less solvent

3.2.2. Hypotonic

3.2.2.1. Less solute; more water

3.2.3. Isotonic

3.2.3.1. Equal concentrations

3.3. Endocytosis

3.3.1. Phagocytosis

3.3.1.1. "Cell eating"

3.3.2. Pinocytosis

3.3.2.1. "Cell drinking"

3.4. Exocytosis

3.4.1. Waste and products exit cell