Hi lovely,
The answer you're looking for would be D) Spores
Shale >>> Slate >>> Phyllite >>> Schist >>> Gneiss
the answer would be A. DNA ligase if you have plato. lol d; :D...your welcome.
Answer:
This process would be the one truly responsible for the "evolution" of mitochondria and chloroplasts as we know them from their prokaryotic ancestors. The cell process that would have initiated endosymbiosis is endocytosis; the process of taking things inside the cell