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11 Cards in this Set
- Front
- Back
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Why is antibiotic resistant bacteria now prevalent?
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B/c using antibiotic resistance too much, bacteria becomes immune to it & bodies evolve so they are use to it
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Why does resistance evolve so quickly in bacterial and viral populations?
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b/c generations change so quickly
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What is the cost of resistance to the bacterium or virus? How can the cost be overcome by the bacterium?
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loss of functions b/c new chemical biological pathways
Plasmids Isolated patients |
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How do you prevent the evolution of antibiotic resistance?
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Cannot, people will adapt, maybe if people stop taking antibiotics
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Where is HIV most prevalent in the world?
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S. Africa
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What is the flow of "information" in HIV?
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Botswana
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What are drug treatments of HIV problematic?
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Reverse transcriptase
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What is AZT?
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Antbiotic drug for AIDS
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Where do mutations occur that influence AZT resistance?
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in the RNA (T-Cells)
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Why does resistance to AZT evolve so quickly?
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mutation is favored by selection (evolution)
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Why does treatment suspension seem to work in overcoming resistance to HIV?
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not enough time for immunity to take place
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