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- Explain why a new influenza vaccine is preparedeach year and consists of several components.The pathogen of plant roots that is used as a cloning host isa. Pseudomonas b. Agrobacterium c. Escherichia coli d. Saccharomyces cerevisiaeDescribe a plate (NA plate with E. coli and chloroform-treated sewage) with plaques in the isolation of Escherichia coli BACTERIOPHAGE.
- Discuss why it is difficult to treat wounds infected with toxinproducing bacteria.The term "Superbug" refers to? A. Certain bacteria strain that can grow in all kinds of unfavorable conditiions B. Certain bacteria strain is more toxic than all the viruses C. Certain bacteria strain that is resistant to all available antibiotics D. Certain bacteria strain that grows faster than any other strainsWhy are encapsolated bacteria generally more pathogenic than un-capsolated strains. a. Because capsule allows the organism to hide in the body of the host. b. because the capsule causes the phagocyte to mutate c. because the capsule protects bacteria from host immune cells d. because the capsule kills the phagocytes e. because the capsule stimulates a potent immune response in the host.