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Microbiology Dr.Ray

BIO 225 Chapters 1,4,10

Who was the first to see Cell? Robert Hooke
Who was the first to see and describe Microorganisms? Anton Van Leewuenhoek
Who Disproved the theory of Spontaneous Generation? Francesco Redi
Who disinfected surgical wounds reducing death from infection? Joseph Lister
Who discovered the first synthetic drug used against microorganisms? Paul Erlich
Who discovered the first antibiotic? Alexander Fleming
Who discovered the first Vaccine? Edward Jenner
"ologies" related to Microbiology? Bacteriology- is the study of bacteria Mycology- is the study of fungi Virology- is the study of viruses Parasitology- is the study of protozoa and parasitic worms
Bacteria covering a solid surface is called? Microbes
What causes Influenza? h1ni-swine flu h5n1-Bird flu
Bacterial shapes? Bacillus, coccus, spiral
Descriptive prefixes for bacterial columns PAIRS-Diplococci-Diplobacilli, CLUSTERS-Staphylococci, CHAINS-Streptococci-Streptobacilli
Gelatinous external layer around some bacteria is called? Glycocalynx
Flagellar is? Long filamentious appendages that propel bacteria
How does Bacteria move? appendages called flagella used to 'swim' around
other projections from bacteria and what they for? Fimbraie-allowes attachment, Pili-facilitate DNA from one cell to the other
Composition of bacterial cell walls Prevents osmotic lysis, made of Peptidoglycan
Differences in Bacterial cell walls for classification Gram Positive, Gram Negative
Differences between Archaea and bacterial cell walls? Archaea do not contain Peptidoglycan
what bacteria have special waxy layers external to the cell wall? Gram Negative Bacteria
the bacterial plasma membrane is composed of Lipid bilayer of plasma membrane, Peptidoglycan, outter membrane
How small molecules move through the bacterial plasma membrane? Diffusion
What is a nucleoid? Bacterial chromosome
difference between prokaryotic and eukaryotic ribosomes Eukaryotic are larger and Prokaryotic are smaller ribosomes
Created by: timss



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