Question

It is thought that organelles of eukaryotic organisms, such as mitochondria and chloroplasts (in plant cells) came from

Answer 1

bacteria . cyanobacteria turned as chloroplasts in eukaryotic cells

Answer 2

The prokaryotes

Explanation:

• The endosymbiosis theory was proposed that the chloroplast and mitochondria are evolved but not formed.
• The chloroplast was evolved when the proto eukaryotes engulfed the cyanobacteria which possessed the chlorophyll.
• The mitochondria were evolved when the proto eukaryotes engulfed the chemosynthetic bacteria like purple bacteria.
• These organelles formed the symbiosis relationship with the eukaryote and now are the permanent organelles of the eukaryotic cell.

To learn more:

1. Endosymbiosis theory: https://brainly.in/question/7435189

2. Cyanobacteria: https://brainly.in/question/610071