Eukaryotic Cells

Eukaryotic Cells

1. Cell Membrane

   • Phospholipid bilayer
   • Hydrophobic tails
   • Hydrophilic heads
   • Transport of substances
     • Enzymes
     • Proteins
     • Molecules

2. Nucleus

   • Contains genetic material
     • DNA
       • Chromosomes
   • Largest organelle
   • Nuclear envelope
     • Pores

3. Nucleolus

   • Non membrane
   • Made of...
     • Proteins
     • Nucleic acids
   • Ribosomes synthesise

4. Ribosomes

   • Found in...
     • Free in cytoplasm
     • Bound to rough ER
   • Made of rRNA
   • Site of protein synthesis
   • Has binding sites for...
     • mRNA
     • tRNA

5. Rough Endoplasmic Reticulum

   • Polypeptide chains enter
   • Modifies polypeptide chains
   • Dispatches vesicle to the Golgi apparatus

6. Smooth Endoplasmic Reticulum

   • Contains enzymes
     • Metabolic functions
       • Lipid synthesis
       • Carbohydrate metabolism
       • Detoxification

7. Golgi Apparatus

   • Receives vesicles from Rough ER
   • Dispatches vesicle to the cell membrane
     • Enzymes
     • Proteins
     • Amino Acids
   • Modifies amino acids

8. Mitochondria

   • Matrix
     • Contain enzymes
       • Cellular Respiration
   • Cristae
     • Folded membrane
       • Large surface area
       • Enzymes attach
   • Inner membrane
     • Proteins
     • Enzymes

9. Centrioles

   • Cell Division
     • Anchor points
     • Spatial awareness
   • Made of tubulin

10. Lysosomes

    • Contain digestive enzymes
      • Digest/recycle organic cell material
    • Control cell death