'Mosaic virus' diaporamas de présentation

An Introduction to Viruses

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Rod-like molecules

Rod-like molecules. Lecture Thursday, 2:00pm This lecture: http://www.staff.uni-mainz.de/gruhn/rods.ppt Some Literature: The physics of Liquid Crystals, 2 nd ed. De Gennes P G, Prost J (New York: Oxford Univ. Press, 1993) ?

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Promoter

Promoter. Promoter is a region of DNA that facilitates the transcription of a particular gene. Promoters are located near the genes they regulate, on the same strand and typically upstream (towards the 5' region of the sense strand). Promoter.

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Biotic Diseases

Biotic Diseases. Biotic Diseases. They can be caused by: 1. Nematodes 2. Viruses 3. Bacteria 4. Parasitic higher plants 5. Fungi. Nematodes are wormlike in appearance but taxonomically different from true worm.

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Molecular Evidence

Molecular Evidence. Using DNA, RNA or Protein Sequences to Classify Organisms. Creating a Phylogenetic Tree from DNA (or RNA) Sequences Using Computer Programs. Steps. 1. Obtain a set of related sequences. a. Isolate and sequence DNA from a group of organisms Or

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Viruses and Bacteria

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Bacterium

Bacterium. Bacteriophage. Adenovirus. Influenza virus. Tobacco mosaic virus. HIV. Plasmids. Microbiology. Bacterial culture. Petri dishe. Antibiogram.

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Genetically Modified (GM) Foods

Genetically Modified (GM) Foods. GM foods can be either transgenic or cisgenic. The transgene codes for a protein that is somehow advantageous to the plant. Pest resistance Tolerance to herbicides Delayed ripening of fruit Improved yield Increased or improved nutrient content.

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MICROBIOLOGIST IN HISTORY Classical Greeks sound mind and sound body

MICROBIOLOGIST IN HISTORY Classical Greeks sound mind and sound body (350 BCE) Aristotle (300 BCE) mice originated from seeds + dark + straw Varro( 200 BCE) Dz caused by invisible creatures Virgil (40 BCE) bees originated from honey and flies from meat.

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