Question

Besides the method used by V. cholerae, other types of gene transfer exist. One important type is transduction, which can be generalized or specialized. Choose whether the following examples illustrate generalized transduction, specialized transduction, neither or both.

a. Transduced DNA is integrated into the host as part of a prophage

b. it is accomplished by transducing particles

c. only specifc regions of DNA may be transduced

d. A relatively low percentage of cells exposed undergo transduction

e. transduction must involve a temperate phage

f. it is not necessary for phages to be defective for transduction

g. any part of the host genome can be transferred

h. it involves a pilus

i. transduction may involve a virulent phage

Answer 1