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The Living Cell Chapter 21 Great Idea: Life is based on chemistry, and chemistry takes place in cells
Chapter Outline ,[object Object],[object Object],[object Object],[object Object]
The Nature and  Variety of Cells
The Cell Theory ,[object Object],[object Object],[object Object]
Science in the Making ,[object Object],[object Object],[object Object]
Cork Cells
Observing Cells:  The Microscope ,[object Object],[object Object],[object Object]
Light  Microscope
Electron Microscope
Electron Microscope and  Photograph
How Does a Cell Work?
The Cell Is Like a Refinery
Cell Membranes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Membrane Lipid Bilayer
Cell Membranes – cont. ,[object Object],[object Object],[object Object],[object Object]
The Action of Cell Receptors
Plant Cell
Plant Cell
The Nucleus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Nucleus Surrounded by a  Double Membrane
Terms Related to Cells and  Single-Celled Organisms
Plant Cell
Animal Cell
Energy Organelle -  Chloroplasts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Energy Organelle – Mitochondria  ,[object Object],[object Object],[object Object],[object Object]
Cytoskeleton ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Cytoskeleton
Organelles and Their Functions
Metabolism: Energy and Life
The Cell’s Energy Currency ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Structure of ATP
Photosynthesis ,[object Object],[object Object],[object Object],[object Object],[object Object]
Photosynthesis
Glycolysis: The First Step in  Energy Generation in the Cell ,[object Object],[object Object],[object Object],[object Object]
Glycolysis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Glycolysis
Fermentation: A Way to  Keep Glycolysis Going ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Uses of Fermentation
The Final Stages  of Respiration ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Water Vapor Expelled  during Respiration
Cell Division
Mitosis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mitosis
Human Cell Dividing
Meiosis ,[object Object],[object Object],[object Object],[object Object],[object Object]
Process of Meiosis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Meiosis
Crossing Over
Thinking More about Cells ,[object Object]

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Ch21