Bacteria

• What type of cells are prokaryotic cells?

  Bacteria
• What is a key structural difference between prokaryotic and eukaryotic cells?

  Prokaryotic cells lack membrane-bound organelles
• What is the size of prokaryotic cells compared to eukaryotic cells?

  Much smaller
• What is the chemical composition of the cell wall in prokaryotic cells?

  Made of murine
• Do prokaryotic cells have a nucleus?

  No, they do not
• What type of ribosomes do prokaryotic cells have?

  70s ribosomes
• What are ribosomes made of in prokaryotic cells?

  Proteins and rRNA
• What is the function of the nucleolus in eukaryotic cells?

  RNA production and ribosome assembly
• How is DNA organized in prokaryotic cells?

  Circular and loose in the cytoplasm
• What type of cell walls do plant cells have?

  Cellulose
• What is a plasmid in prokaryotic cells?

  A small loop of additional DNA
• What is the function of the capsule in some prokaryotic cells?

  Prevents desiccation and hides antigens
• What is the function of flagella in prokaryotic cells?

  Propels the bacteria
• How do flagella function in prokaryotic cells?

  They rotate at the base like a motor
• What are the main differences between prokaryotic and eukaryotic cells?

  • Prokaryotic cells are smaller
  • No membrane-bound organelles in prokaryotic cells
  • Prokaryotic cells have 70s ribosomes
  • Prokaryotic cells lack a nucleus
  • Prokaryotic cell walls contain murine
• What are the additional structures found in some prokaryotic cells and their functions?

  • Plasmids: carry antibiotic resistance genes
  • Capsule: prevents desiccation and hides antigens
  • Flagella: propels the bacteria