The final step in the development of eukaryotic cells was likely ____.
A) duplication of function in the endosymbiont and host cell
B) transfer of genes and function from the endosymbiont to the host cell
C) circularization of DNA
D) formation of membrane-bound organelles
E) ingestion of photosynthetic bacteria

Question

Quizplus · Accepted Answer

The final step in the development of eukaryotic cells was likely the transfer of genes and function from the endosymbiont to the host cell, which allowed the endosymbiont to become an integral part of the host cell, leading to the development of organelles like mitochondria and chloroplasts.

The Final Step in the Development of Eukaryotic Cells Was