36. During conjugation between Hfr cell and an F- cell, what happened? (A) All the F- cells become Hfr cells. (B) All the F- cells become F+ cells. (C) Genes from the Hfr cell may replace genes of the F- cells by recombination. (D) The chromosome of the F- cell is completely replaced by the chromosome of the Hfr cell. (E) DNA from the F- cell transfers to the Hfr cell and DNA from the Hfr cell transfers to the F- cell.