microbiology quiz 4-14-15 Flashcards

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0
Q

what type of mutation does not affect the DNA of bacteria

A

neutral mutation

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1
Q

what type of mutation allows bacteria to survive better and helps lead to evolution

A

beneficial mutation

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2
Q

what type of mutation is lethal to the bacteria and cause death to the bacterial cell

A

detrimental mutation

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3
Q

what are the two causes of mutations

A
  1. spontaneous

2. mutagen

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4
Q

what type of mutagen happens accidentally

A

spontaneous

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5
Q

what type of mutation is caused when it is exposed to something

A

a mutagen

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6
Q

what are the 3 causes of mutagens

A
  1. chemicals
  2. radiation
  3. viruses
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7
Q

name a form of a chemical mutagen

A

nicotine or THC

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8
Q

name a form of radiation mutagen

A

uv, gamma, x-rays

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9
Q

what is the type of mutation that 1 nucleotide is substituted for another in the gene on the sense strand during translation

A

point mutation

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10
Q

what is the name of the DNA that has no mutation

A

wild type DNA

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