In which situation would being genetically identical to the parent be an advantage
for an organism?

Explanation:

Two offspring cells with the same genetic material as the parent cell. Two offspring cells with half genetic material as the parent cell

"griffith's experiment discovering the "transforming principle" in pneumococcus bacteria. griffith's experiment, reported in 1928 by frederick griffith, was the first experiment suggesting that bacteria are capable of transferring genetic information through a process known as transformation." - griffith's experiment.