The answer is A. i had this question yesterday
They are considered to have originated from cyanobacteria through endosymbiosis—when a eukaryotic cell engulfed a photosynthesizing cyanobacterium that became a permanent resident in the cell
Answer:
they were a paracite
Explanation:
the mitochondrial theorem or something. basically they live in a symbiotic relationship but originally it was two separate life forms. this is true for the mitochondria and chloroplasts
El principal marina son tiburones y los rayos, pescado, y <span>pulpo.
I speak English so I'm not sure if I am correct, but...
</span>Espero que esto ayude!