Which phrase could be used in a description of secondary endosymbiosis? a eukaryote engulfing a prokaryote a prokaryote engulfing a eukaryote a prokaryote engulfing a prokaryote a eukaryote engulfing a eukaryote?

The answer is " a eukaryote engulfing a eukaryote". When a eukaryote undergoes secondary endosymbiosis, it has the tendency to be dependent on the bigger cell. The engulfed cell will never go back to its original state. It allows creating more diverse genetic traits. It also creates a more photosynthetic organism.