Biology - Chp 3 - Cells - PowerPoint

Chapter 3 Cell Structure and Function

Section 3-1 The History of the Cell Theory and Microscopes

Historical View of the Cell Theory ,[object Object]

1590 – Zacharias Janssen ,[object Object]

1670’s Anton Van Leeuwenhoek ,[object Object],[object Object],[object Object]

1665 – Robert Hooke ,[object Object],[object Object]

1831 – Robert Brown ,[object Object]

1838 – Matthias Schleiden ,[object Object]

1838 – Theodor Schwann ,[object Object]

1839 – Johannes Purkinje ,[object Object]

1858 – Rudolf Virchow ,[object Object]

The Cell Theory ,[object Object],[object Object],[object Object]

Compound Microscope ,[object Object]

Eyepiece or ocular lens ,[object Object]

Objective Lens ,[object Object]

How to figure out magnification ,[object Object],[object Object],[object Object],[object Object]

Coarse focusing knob ,[object Object]

Fine focusing knob ,[object Object]

A microscope reverses and inverts the image of an object seen under it e e Before viewing under the microscope While viewing under the microscope

Things moving under a microscope are actually moving in the opposite direction

Stereomicroscope ,[object Object],[object Object],[object Object],[object Object],[object Object]

Transmission Electron Microscope ,[object Object],[object Object],[object Object],[object Object]

Scanning Electron Microscope ,[object Object],[object Object]

Micromanipulator ,[object Object],[object Object]

High – Speed Centrifuge ,[object Object],[object Object]

Microscopic Measurements ,[object Object],[object Object]

How to convert millimeters to micrometers ,[object Object],[object Object]

How to convert micrometers to millimeters ,[object Object],[object Object],[object Object],[object Object]

How to find the diameter of your field of view ,[object Object],[object Object],[object Object],[object Object]

Section 3-2 Prokaryotes and Eukaryotes

Plasma Membrane ,[object Object],[object Object],[object Object],[object Object]

Endoplasmic Reticulum ,[object Object]

Ribosomes ,[object Object],[object Object]

Golgi Bodies ,[object Object],[object Object]

Mitochondria ,[object Object],[object Object],[object Object]

Microfilaments ,[object Object]

Lysosomes ,[object Object],[object Object],[object Object]

Chromosomes ,[object Object],[object Object]

Nucleolus ,[object Object],[object Object]

Vacuoles ,[object Object],[object Object]

Cell Wall ,[object Object],[object Object],[object Object],Cell Wall

Section 3-3 Cellular Processes

Cell membrane ,[object Object],Outside of cell Inside of cell (cytoplasm) Cell membrane Proteins Protein channel Lipid bilayer Carbohydrate chains

Cell Wall ,[object Object],[object Object],[object Object]

Diffusion Through Cell Boundaries ,[object Object]

Concentration ,[object Object],[object Object]

[object Object],[object Object]

In a solution, particles move constantly

Facilitated Diffusion ,[object Object],High Concentration Low Concentration Cell Membrane Glucose molecules Protein channel ,[object Object],[object Object]

Types of Active Transport ,[object Object],[object Object]

Active Transport ,[object Object]

Active Transport Molecule to be carried Molecule being carried Energy

Molecular transport ,[object Object]

Carrier proteins ,[object Object]

Endocytosis ,[object Object],Food particle engulfing Forms a vacuole

Phagocytosis ,[object Object],[object Object]

Exocytosis ,[object Object],[object Object]

Section 3-4 The Diversity of Cellular life

Unicellular Organism ,[object Object],[object Object]

Multicellular Organism ,[object Object],[object Object]

Specialization ,[object Object]

Red Blood Cells ,[object Object]

Pancreatic Cells ,[object Object],[object Object]

Skeletal Muscle ,[object Object],[object Object],[object Object]

Levels of Organization Cells Tissues Organs Organ Systems

Tissues ,[object Object],[object Object]

Organ ,[object Object],[object Object]

Organ System ,[object Object],[object Object],[object Object]

Biology - Chp 3 - Cells - PowerPoint

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