Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
Compare and contrast gram-positive and gram-negative cell walls with regard to (a) sensitivity to antimicrobial agents, (b) resistance to phagocytosis
Letter to the Editor - Gram Stain Response for Microbiology.In 1884, Hans Christian Gram described a method of staining bacterial cells
Explain what is meant by an enteric pathogen as opposed to enteric bacilli.
Why might the direct and variable counts of a suspension disagree?You dilute an original sample 1:30. You then count the number of yeast in the 1:30 dilution
How many colony forming units do you expect to count on your plate the next day?What is the average size of a yeast cell?
Explain the use of indicator organisms in water management.What are the three stages for identification of coli-forms in a water sample?
Explain three different ways in which antibodies react with antigens that they are specific to that aid in preventing colonization or infection in the host.
Why are antibacterials not used to destroy viruses? What is the difference between bacteria and viruses that cause this to happen?
Explain how milk can become a variety of different cheeses.Explain the difference between food intoxication and food infections.
Based on the direct Gram's stain what is the quality of this sputum specimen? Is this specimen of acceptable quality to provide clinically relevant information?
Adaptations of organisms in hypnotic environment.How are bacteria cells adapted to live in a hypnotic environment?
Streptococci Organism in Upper Respiratory Tract.Explain why organisms in the upper respiratory tract might change
Present and discuss the differences and similarities in the structure of E. Coli and HIV.
What is the cotransduction frequency for pur and nad?What is the cotransduction frequency for pur and pdx?
Discuss the origin, common characteristics, common tests/results, treatments, and use of the following:Bacillus subtilis.Staphylococcus aureus
In general terms, how does the antibiotic ampicillin induce plasmid replication?
Present an argument about why a defendant's genes should be considered as a factor in the criminal behavior.
The Prevention of Antibiotic Resistance.The evolution of antibiotic resistance in bacterial populations
When bacteria and fungi are competing for the same resources, the bacteria usually dominate and prevent the fungi from growing
Write an essay titled "When the Antibiotics Quit Working." Your essay should be approximately 500 words in length and submitted as a Word doc.
What steps in protein synthesis are inhibited by each drug?Which drug is more effective against bacteria? Why?
Innate and adaptive immune response to bacteria.Using Staphylococcus aureus as an example, this solution gives a detailed description
Pathogenicity and Immunology: Host Resistance and the Immune.Discuss the differences and similarities in the role that each microorganism fulfills
Explain how selection genes work.Why is it necessary to have a selection gene in plasmids that are used for genetic engineering and transformation?
Describe the benefits of vesicular-arbuscular mycorrhiza and the benefits it has to the host plant in terms of drought tolerance.