'Nucleic acid core' presentation slideshows

Bacteria and Viruses

Bacteria and Viruses. Viruses. Viral Characteristics and Structure From the Latin meaning poison Not living organisms; noncellular ; referred to as phages Deadly viruses are said to be virulent viruses Are extremely small; couldn't

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The Invisible World

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Mon May 5

Mon May 5. To Do Today Organize notebook Begin notes on viruses Warm Up - What do you know about viruses? Explain. Fact: Most of us have harmless microscopic mites living in our eyebrows. Tue May 6. To Do Today Organize notebook

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Viruses

Viruses. Viruses. What is a virus? Defined by their inability to replicate/multiply without utilizing a host cells reproductive mechanisms. Only contain ONE nucleic acid, NOT both. DNA OR RNA Smaller than a bacterial cell! Typically too small to be seen under a light microscope.

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Viruses and Bacteria

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Viruses and Bacteria

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NAJRAN UNIVERSITY College of Medicine

NAJRAN UNIVERSITY College of Medicine. Microbiology &Immunology Course Lecture No. 18. By. Dr. Ahmed Morad Asaad Associate Professor of Microbiology. Size: 3 methods are used to determine viruses size: 1- Filtration through filters of known pore sizes

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Viruses

Chapter 23. Viruses. Pathogens. Agents that cause disease Many microorganisms: bacteria, fungi, protozoa Bacteria are prokaryotes, but only a few are pathogens; most are essential for life on Earth

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NAJRAN UNIVERSITY College of Applied Medical Sciences

NAJRAN UNIVERSITY College of Applied Medical Sciences. General Microbiology Course Lecture No. 15. By. Dr. Ahmed Morad Asaad Associate Professor of Microbiology. General properties of viruses. Definition: Viruses are obligate intracellular parasites

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Viruses and Viral Like Agents

Viruses and Viral Like Agents. HIV. Influenza virus. Aeromonas virus 31. Smallopx virus. Herpes simplex virus. Orf virus. Electron micrographs of viruses. . What is a virus? . Organism that causes diseases Common cold Flu AIDS Bird flu Polio. Viruses are non-living.

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Yellow Fever

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