4. Which of the following descriptions of horizontal gene transfer (HGT) is NOT correct? (A) HGT is the movement of genetic information between organisms. (B) HGT includes the spread of antibiotic-resistance genes among bacteria. (C) HGT involves the replacement of existing genes with incoming DNA or RNA or the introduction of new genes into a genome. (D) HGT is a key evolutionary driver capable of facilitating host manipulation and viral resistance. (E) Bacterial HGT occurs by transformation and conjugation but not transduction.