What happens when a bacteria gains impermeability?
The cell wall becomes so thick antibiotics cannot get into the bacteria. This will cause antibiotic resistance.
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5
A bacterial infection of the lungs can be caused by ______________.
Pneumonia
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Why are the ribosomes in bacteria always considered to be "free floating"?
Because bacteria have no fatty internal membranes for ribosomes to attach to.
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Can human DNA, such as a gene for human insulin, be inserted into a bacteria plasmid?
Yes! This is how GMO's are created.
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5
An organism without a nucleus in its only cell will typically be classified as _____________ and ___________
prokaryotic and unicellular
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A bacterial disease that can be contracted after handling dead animals.
Anthrax
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Rod shaped bacteria are known as _____________
Bacilli (plural) or Bacillus (singular).
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What is antibiotic resistance?
A phenomena that occurs when bacteria develop the ability to defeat the drugs designed to kill them.
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5
What does a flagellum do for a bacteria?
A flagellum allows for locomotion or movement. In the case of bacteria the movement is comparable to swimming.
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5
True or False: Ribosomes in bacteria produce proteins, such as enzymes, even though they are smaller than the ribosomes in humans.
True
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For a bacteria, where does protein digestion take place?
Excreted enzmyes will allow digestion of the protein outside its "body". Small proteins diffuse into the cytoplasm and are digested internally as well.
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A bacteria that humans need in their intestines but can also cause food poisoining.
E. coli
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What is an endospore?
An endospore is an asexual structure that protects bacterial DNA and allows the bacteria to go dormant when environmental or nutritional conditions get bad.
