MCAT Biology Question — Genetic Information | Next Step Test Prep MCAT Biology Question — Genetic Information | Next Step Test Prep

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Which term describes exchange of viral and/or bacterial genetic information from one cell to another via a viral bacteriophage vector?

a) transformation

b) translocation

c) transduction

d) transcription

 

 

Explanation

 

Exchange of viral and/or bacterial genetic information from one cell to another via a viral bacteriophage vector defines transduction.

 

a) transformation, incorrect, Transformation describes a bacterium acquiring new genetic material from the surrounding environment through the cell membrane.

b) translocation, incorrect, Translocation refers to movement of genetic information to a different chromosomal location on a nonhomologous chromosome.

c) transduction, correct.

d) transcription, incorrect, Transcription describes creation of mRNA from a DNA template.

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