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Lesson Worksheet: Treating Diseases with Antibiotics Biology
In this worksheet, we will practice describing ways that antibiotics affect bacterial cells, how antibiotic resistance develops, and evaluating antibiotic use in treating bacterial disease.
How does antibiotic resistance develop in bacteria?
- AMutation and natural selection
- BMutation and artificial selection
- CBinary fission and natural selection
- DBinary fission and artificial selection
Some antibiotics have the ability to kill certain pathogens.
Which type of pathogen is killed by penicillin?
Penicillin is a biological product.
Which type of organism makes penicillin?
The figure shows the classes of antibiotics available to treat the bacterium Neisseria gonorrhoeae, which causes the sexually transmitted infection gonorrhea.
Which class of antibiotics was used for the longest time before developing resistance?
Which class of antibiotics is definitely effective in treating an infection of gonorrhea today?
- ENone of them
The figure shows the action of antibiotic X on a bacterium.
Which antibiotic is X?
- DA sulfonamide
Which chemical is damaged by the action of antibiotic X?
- DMurein (peptidoglycan)
The figure shows the structure of a Salmonella bacterium, a pathogen that causes food poisoning in humans.
Which part of the cell, shown in the diagram, is the target of the antibiotic tetracycline?
- ACell wall
- CCell membrane
Which cell process is inhibited by tetracycline in this bacterium?
- AProtein synthesis
- BCell wall synthesis
- CDNA replication