Prokaryotic Cells Part 1

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Prokaryotic CellsPart 1
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Cells

• Journal
• Are all cells the same?
• Are elephant cells the same as bacteria cells?

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Cells

• Notes
• Cells are classified into two types
• Prokaryotic
• Eukaryotic

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Cells

• Prokaryotic Cells

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Cells

• Notes Prokaryotic
• 1. They are among the tiniest of all cells.
• Point
• Ranging in size from 0.0001 to 0.003 mm
• (0.000004 to 0.0001 in) in diameter

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Cells

• Notes Prokaryotic
• 2. They lack a membrane-bound nucleus and
  organelles.
• Point Prokaryotic cells have few internal
  structures that are distinguishable under a
  microscope.

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Cells

• Notes Prokaryotic
• 3. Prokaryotic cells of have their genetic
  information in a circular loop called a plasmid.
• Point
• Humans have their DNA in a chromosomes.

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Cells

• Notes Prokaryotic
• 4. They are unicellular (one-celled).

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Cells

• Notes Prokaryotic
• 5. Shape
• Rodlike
• Spherical
• Spiral

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Cells

• Notes Prokaryotic
• 6. They live in watery environments ex moist
  soil, pond, fluid surrounding cells in the human
  body.

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Cells

• Notes Prokaryotic
• 7. They have tiny pores in the cell wall enable
  water and other substances in it these pores
  also allow wastes to flow out.

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Cells

• Notes Prokaryotic
• 8. Cells in the Monera kingdom such as bacteria
  and cyanobacteria (also known as blue-green
  algae) are prokaryotes.

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Cells

• Activity
• Bacteria Cell Growth Lab