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30 Cards in this Set
- Front
- Back
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A bacterium containing phage DNA integrated in its chromosome is __________.
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avirulent
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A plaque assay detects the number of __________.
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bacterial viruses
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only function as donors in crosses with F- bacteria, and are so called because they result in "high frequency recombination"
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Hfr bacteria
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viral-mediated bacterial recombination
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transduction
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Recombination in bacteria differs from recombination in eukaryotes in which of the following ways?
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A portion of DNA from one genome is replaced with homologous DNA from another strain of bacteria.
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true or false, conjugation involves transformation?
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false
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Intergenic mapping involves __________.
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mapping genes by observing recombination between two different virus genomes
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A merozygote refers to __________.
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a partially diploid bacterial cell
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A prototroph is ___.
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A bacterial strain that is capable of growth in a minimal medium
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true or false, this is an axotroph?
thr+ leu+ met+ |
false, its a phototroph
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An auxotroph is ___.
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A mutant bacterium that is not able to grow in minimal medium
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The process of transferring genetic material from one bacterium to another through a sex pilus is called ___.
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Conjugation
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pro- thi+ leu+met-
True or false, this is auxotroph for only proline and methionine? |
true
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The F factor is ___.
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a plasmid
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Hfr strains result from integration of ___.
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the integration of the F factor into the bacterial chromosome of an F+ strain
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|
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A bacterium containing phage DNA integrated in its chromosome is __________.
|
lysogenic
|
|
|
A plaque assay detects the number of __________.
|
bacterial viruses
|
|
|
only function as donors in crosses with F- bacteria, and are so called because they result in "high frequency recombination"
|
Hfr bacteria
|
|
|
viral-mediated bacterial recombination
|
transduction
|
|
|
Recombination in bacteria differs from recombination in eukaryotes in which of the following ways?
|
A portion of DNA from one genome is replaced with homologous DNA from another strain of bacteria.
|
|
|
true or false, conjugation involves transformation?
|
false
|
|
|
Intergenic mapping involves __________.
|
mapping genes by observing recombination between two different virus genomes
|
|
|
A merozygote refers to __________.
|
a partially diploid bacterial cell
|
|
|
A prototroph is ___.
|
A bacterial strain that is capable of growth in a minimal medium
|
|
|
true or false, this is an axotroph?
thr+ leu+ met+ |
false, its a phototroph
|
|
|
An auxotroph is ___.
|
A mutant bacterium that is not able to grow in minimal medium
|
|
|
The process of transferring genetic material from one bacterium to another through a sex pilus is called ___.
|
Conjugation
|
|
|
pro- thi+ leu+met-
True or false, this is auxotroph for only proline and methionine? |
true
|
|
|
The F factor is ___.
|
a plasmid
|
|
|
Hfr strains result from integration of ___.
|
the integration of the F factor into the bacterial chromosome of an F+ strain
|
