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Cells - PowerPoint PPT Presentation


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Cells. Word of the day Organism: any living thing. Cells . Are the basic unit of life All cells have 3 main parts: cell membrane, cytoplasm, genetic material. Multicellular Unicellular . There are 2 main kinds of cells. Prokaryotic and eukaryotic. Prokaryotic Cells.

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cells

Cells

Word of the day

Organism: any living thing

cells1
Cells
  • Are the basic unit of life
  • All cells have 3 main parts: cell membrane, cytoplasm, genetic material

Multicellular Unicellular

there are 2 main kinds of cells
There are 2 main kinds of cells
  • Prokaryotic and eukaryotic
prokaryotic cells
Prokaryotic Cells
  • Very small
  • No nucleus
  • No membrane bound organelles (parts of the cell)
  • Divide asexually
  • Cell wall present
  • Examples:
    • bacteria
examples
Examples
  • Lactobacillus
examples1
Examples
  • Streptococcus: cause sore throats
eukaryotic cells
Eukaryotic Cells
  • Larger
  • Has a nucleus
  • Linear chromosomes
  • Divides asexual and sexually
  • Examples
    • Animals
    • plants
    • Protists
    • fungus
examples2
Examples
  • Paramecium
examples3
Examples
  • Human nerve cell
examples4
Examples
  • Elodea plant cell
self quiz
Self Quiz
  • Cells are the ________ _______ of life
  • All cells have ____________, _________ and ___________.
  • There are two main kinds of cells: _______ and __________.
self quiz1
Self Quiz
  • Prokaryotic cells do not have a _________
  • Eukaryotic cells have a __________.
  • Plants and animals are examples of ________ cells.
  • Bacteria is an example of a _______ cell.
self quiz2
Self Quiz
  • Animal cells and plant cells are different. Plant cells have _________, ________ and ___________.