Plant and Animal Cells

SNC2D

The Cell Theory

1.All living organisms are composed of one or more cells.

2.Cells are the basic units of structure and function in all organisms.

3.All cells come from previously existing cells.

Prokaryote or Eukaryote?

• Prokaryoteo A cell that does not contain a

nucleus or other membrane bound organelles

o E.g. Bacteria

• Eukaryoteo A cell that contains a nucleus

and other organelles, each surrounded by a membrane

o E.g. Animal or plant cell

Bacteria (Prokaryote)

Plant Cell (Eukaryote)

Animal Cell (Eukaryote)

Plant Cells vs. Animal Cells

Cell WallChloroplastsNo Centrioles

Lysosomes are rare

1 Large Vacuole

No Cell WallNo ChloroplastsCentrioles Lysosomes are commonSeveral Small Vacuoles

Cells Alive Website

Job of CellsThe main job of all cells is to make

proteins Different cells make different types

Protein production: Ribosome

Endoplasmic Reticulum

Golgi Apparatus

Final Destination of the Protein (may be outside of the cell)

Assignment

• Read Chapter 1.1• Complete Worksheet #1 & Cell organelles

Review• Answer Q 1-5 on page 16

Credits

• http://commons.wikimedia.org/wiki/File:SEM_blood_cells.jpg • http://commons.wikimedia.org/wiki/File:Lactose_non_lactose_fermenters_on_CLED_agar.jpg • http://commons.wikimedia.org/wiki/

File:Normal_Epidermis_and_Dermis_with_Intradermal_Nevus_10x-cropped.JPG • http://commons.wikimedia.org/wiki/File:Average_prokaryote_cell-_en.svg • http://commons.wikimedia.org/wiki/File:Plant_cell_structure_svg.svg • http://commons.wikimedia.org/wiki/File:Animal_cell_structure_en.svg