Categorize each item as a HORIZONTAL or VERTICAL gene transfer event.

A. gaining a single new gene sequence from outside of the cell

B. mitosis to form two daughter cells

C. two haploid cells fusing to form a diploid cell

D. infection by a prophage containing a partial bacterial operon

E. binary fission of bacterial cell

F. uptake and insertion of a transposable element carrying foreign genes

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Beverley SmithLv2

9 Nov 2018

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