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Microorganisms(Microbes) Microbiology Medical Microbiology

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Presentation on theme: "Microorganisms(Microbes) Microbiology Medical Microbiology"— Presentation transcript:

1 Microorganisms(Microbes) Microbiology Medical Microbiology
Introduction Microorganisms(Microbes) Microbiology Medical Microbiology

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4 Differences between prokaryotes and eukaryotes
characteristics prokaryotic eukaryotic DNA with in a nuclear membrane NO yes Mitotic division DNA associated with histones Chromosome number Most 1 More than 1 Membrane bound organelles, such as mitochondria and lysosomes Size of ribosome 70S 80S peptidoglycan No

5 Differences between bacteria and archaebacteria
Eubacteria (with the exception of the genera Mycoplasma and Chlamydia) possess peptidoglycan (synonyms: murein, mucopeptide, cell wall skeleton). The 16S rRNAs of the two bacterial kingdoms are quite distinct in sequence.

6 What is Microorganisms
Microorganisms are creatures that are not directly visible to the unaided eye, with dramatical biologic diversity. Viruses , bacteria, fungi, protozoa and some algae are all in this category All with the exception of plants and animals

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8 Distribution of microorganisms
Air Soil Water Animals Human body

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10 100m 300m 1400m 2100m 3150m 4050m 6000m

11 Microorganisms and Human Beings
Beneficial activities: Most microbes are of benefit to human beings, some are necessary( nitrogen, carbon cycles, etc) Harmful activities: A portion of microbes cause diseases and are poisonous to human, and these are really that concern us in the study of medical microbiology, etc.

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13 Microbiology Microbiology is the biology of microorganisms. It is a bioscience for the study of the evolution, Classification , morphology, physiology, genetics, ecology of microbes under certain definite conditions, The law of their life activities, and their interaction with human being, animals or plants as well as with natural environment.

14 The Importance of Microbiology
Environment Medicine Food Industry Biotechnology Research

15 History of Microbiology
Experience phase Experimental phase Modern phase.

16 Experience phase

17 Experimental phase Leeuwenhoek Pastur Koch lister

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29 Fei-Fan Tang

30 Modern phase

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33 Medical Microbiology The medical microbiology is one of the essential basic sciences. It is the study of Biological characteristics of microorganisms and their relationships with human hosts

34 Medical Microbiology Medical Bacteriology Medical Viriology
Medical Mycology Parasitology Immunology

35 Purpose for learning of Medical Microbiology
Textbook Medical Microbiology Note of Medical Microbiology

36 Discussion Is viruses a life or not?


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