Question
Asked Oct 1, 2019
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Compare and contrast conjugation, transduction, and transformation. Which processes, if any, involve homologous recombination and which, if any, do not? 

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Expert Answer

Step 1

Bacterial gene transfer is a one-way process where the DNA is transferred from donor bacterium to a recipient bacterium. There are three major ways to transfer the bacterial genome, namely conjugation, transformation, and transduction.

Step 2

Similarities and difference between conjugation, transduction, and transf...

Conjugation
Transformation
Transduction
Conjugation is the process of Transformation is the uptake| Transduction is the process of
from
their transfer of DNA from the
transfer of DNA from the of
DNA
the surroundings
donor bacterium to
donor bacterium
to the
recipient bacterium
recipient bacterium by using a
virus as a vector
It involves two bacteria, one | It
is donor and other is the | bacterium.
recipient.
This
physical contact between two between the two bacteria
one It involves two bacteria one is
involves
only
donor and other is the
recipient
involves There is no physical contact The process involves two
bacteria but there is no
process
physical
them
the bacterium. Two bacteria
between
contact
are joined together by a
conjugation tube.
The conjugation process is The transfer of DNA by Transduction is also DNase
resistant to DNase as the| transformation is sensitive to resistant. There is no naked
DNA is present inside the | the DNase
bacteria
DNA present
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Conjugation Transformation Transduction Conjugation is the process of Transformation is the uptake| Transduction is the process of from their transfer of DNA from the transfer of DNA from the of DNA the surroundings donor bacterium to donor bacterium to the recipient bacterium recipient bacterium by using a virus as a vector It involves two bacteria, one | It is donor and other is the | bacterium. recipient. This physical contact between two between the two bacteria one It involves two bacteria one is involves only donor and other is the recipient involves There is no physical contact The process involves two bacteria but there is no process physical them the bacterium. Two bacteria between contact are joined together by a conjugation tube. The conjugation process is The transfer of DNA by Transduction is also DNase resistant to DNase as the| transformation is sensitive to resistant. There is no naked DNA is present inside the | the DNase bacteria DNA present

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