A strand invasion reaction occurs a. during recombination as the donor strand is inserted into the recipient strands. b. as a result of conjugation. c. as a result of genome duplication. d. when a non replicative transposon jumps into the strand.

A

Explanation:

during recombination as the donor strand is inserted into the recipient strands

answer; migrate from a region;

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.