Microbial Recombination and Gene Transfer
When composite transposons are formed

an IS element integrates with another IS element with the help of a plasmid
two IS elements integrate into a chromosome with only a small distance separating them
a small deletion occurs in the transposase gene of an IS element
a small deletion occurs in the transposase gene of an IS element and plasmid is integrated

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Microbial Recombination and Gene Transfer
In lysogeny,

DNA-degrading enzymes in the extracellular medium would stop the process
bacteria take up double stranded DNA from the environment
a bacteriophage genome is integrated into the bacterial genome
a bacteriophage transfers bacterial DNA

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Microbial Recombination and Gene Transfer
Which of the following statement can describe horizontal transfer?

The synthesis of protein in RNA
The transmission of genetic information from one independent, mature organism to another
The synthesis of RNA from a DNA template
The transmission of genetic information from parent to offspring

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