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You inoculate tubes of thioglycollate agar with a species of bacteria. There is no oxygen available in the bottom on the tube, while there is exposure to atmospheric concentrations of oxygen (~20%)
Explain the difference between procaryotic and eucaryotic organisms. Name the different kingdoms that are included in each group.
Discuss how various immunodeficiencies would affect the ability to have a Type III immunopathology. For example, if someone was missing complement factor 1 (C1).
What potential hazards do psychrophiles pose.
Discuss the differences and similarities between bacteria and fungi. Include a comparison of size, cell type, reproduction, mode of deriving food, and good versus bad effects on other organisms and
What are the key differences and similarities between Aeromonas hydrophila and Saccharomyces pastorianus.
As a skilled microbiologist, you have been called to Farmer McDonald's farm to investigate an outbreak of sores on the udders of his cows.
A microbiologist inoculates a growth medium with 250 bacterial cells/ml. If the generation time of the species is 0.5 hours.
Every morning as you are getting ready for the day, you listen to the national news. The newscaster describes how Disease X was reported in Montana.
Why is a direct gram stain performed on all anaerobic cultures, even if it is not specifically ordered by the physician.
Search the CDC website and find an MMWR article describing an outbreak that involved multiple federal, state, and local agencies, and/or a public/private partnership.
Describe the flavor compounds in foods produced by microbe more specific than perfore answers. Please write in detail about each flavor compound in food by microbes ex. how to react with microbes to
Imagine yourself to be a microbial pathogen, tell us the reason for your choice, and describe in detail the structures you would like to have in order to live in the habitat of choosing and the fact
Imagine yourself as a virus and you need to establish infection in an organ of your choice.
Discuss the need for following universal precaution when coming in contact with body fluids.
Answer the multiple choice questions. Explain the reason.
If you were trying to determine the function of your favorite nucleoporins, your first experiment would be to see whether it binds to other nucleoporins. What type of experiment would you perform? W
How are proteins targeted to different compartments with in a eukaryotic cell? Please give a detailed example of how a protein is targeted to a specific organelle.
Under some environmental conditions the halophile Halobacterium halobium synthesizes a membrane protein (MW 26,000) bacteriorhodopsin.
Locate the chromosomal map position of the BRCA1 gene and identify the genes located nearby.
We now understand that mutations that cause the inhibition of apoptosis are found in tumors. Because proliferation itself is not induced by the inhibition of apoptosis.
A type of cell called a lymphocyte makes proteins that are exported from the cell. You can track the path of these proteins within the cell from production through export by labeling them with radio
Select at least two cell organelles. What does each organelle do? What changes would happen in the cell if your first organelle took over all the duties of the second organelle.
What structure is found in the eucaryotic cell's nucleus and what is its equivalent in the procaryoltic cell.
Prokaryotic cells are simple cells. Eukaryotic cells are more complex. What structures do eukaryotic cells have that prokaryotic cells do not.