Cells, Microscopes, and Domains of Life - PowerPoint PPT Presentation

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Cells, Microscopes, and Domains of Life

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Cells, Microscopes, and Domains of Life Introduction Modern cell theory Different types of cells prokaryotic, eukaryotic Three cell components cell membrane, genetic ... – PowerPoint PPT presentation

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Title: Cells, Microscopes, and Domains of Life


1
Cells, Microscopes, and Domains of Life
2
Introduction
  • Modern cell theory
  • Different types of cells
  • prokaryotic, eukaryotic
  • Three cell components
  • cell membrane, genetic material, cytoplasm
  • Five kingdoms
  • Three domains

3
The hierarchy of biological order
4
Classifying life
5
The traditional 5-kingdom system
6
The three domains of life
7
The 5-kingdom system compared with alternative
schemes of classification
8
Fig. 18-6 The Eukaryotic Tree of Life
9
The Compound Light Microscope
  • Prepared letter e
  • NEVER USE COARSE ADJUSTMENT ON HIGH POWER!

10
Microscopic Measurement (p.72)
  • Field of View
  • Diameter
  • Table 1. Diameter of field of view with three
    different objective lenses

11
Comparing Cells
  • Domain Eukarya, Kingdom Protista
  • Domain Eukarya, Kingdom Plantae
  • Domain Eukarya, Kingdom Fungi
  • Domain Eukarya, Kingdom Animalia
  • Domain Bacteria

12
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13
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14
Protista
15
Fungi
16
Animalia
Fig. 6-4 A Generalized Animal Cell
17
Plantae
Fig. 6-5. A Generalized Plant Cell
18
Putting Away the Microscope
  • Remove the slide and return it to its proper
    place
  • Turn down the rheostat to 3 or lower
  • Turn off the illuminator switch.
  • Revolve the nosepiece so the 4X objective is in
    place.
  • Cover the microscope with its cover.

19
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