binary fission

• What type of cells are procaryotic cells?

  Bacteria
• What is the characteristic of procaryotic cells regarding their nucleus?

  They never have a nucleus
• Where is the DNA located in procaryotic cells?

  Free in the cytoplasm
• What are plasmids in procaryotic cells?

  Additional DNA found in one or more rings
• What is the size range of procaryotic cells?

  0.2 µm to 2.0 µm
• What is the outer layer of procaryotic cells?

  Cell membrane
• What surrounds the cell membrane in procaryotic cells?

  A cell wall
• What contents are found in procaryotic cells?

  Cytoplasm and ribosomes
• What type of cell division do procaryotic cells undergo?

  Binary fission
• What happens to the DNA during binary fission in procaryotic cells?

  Two circular strands of DNA move to either side of the cell
• What occurs after the DNA strands move to either side of the cell during binary fission?

  The cell starts to grow
• What forms in the middle of the cell during binary fission?

  A new cell wall
• What are the two main things a bacterial cell needs to do during binary fission?

  Grow and replicate genetic material
• What happens when binary fission is complete?

  It allows the two halves to pull apart
• How often can procaryotic cells divide?

  Once every 20 minutes
• What happens to the size of procaryotic cells with each division?

  They double in size
• What is the process of cell division in procaryotic cells called?

  Binary fission