Qi (whathaha)

Race #723

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Official speed 65.63 wpm (123.60 seconds elapsed during race)
Race Start July 23, 2020 9:43:25am UTC
Race Finish July 23, 2020 9:45:29am UTC
Outcome No win (3 of 4)
Opponents 2. surrenderordie (71.05 wpm)
Accuracy 95.0%
Points 109.38
Text #3550368 (Length: 676 characters)

Mitochondria and chloroplasts display similarities with bacteria that led to the endosymbiont theory. This theory states that an early ancestor of eukaryotic cells engulfed an oxygen-using non-photosynthetic prokaryotic cell. Eventually, the engulfed cell formed a relationship with the host cell in which it was enclosed, becoming an endosymbiont, a cell living within another cell. Indeed, over the course of evolution, the host cell and its endosymbiont merged into a single organism, a eukaryotic cell with a mitochondrion. At least one of these cells may have then taken up a photosynthetic prokaryote, becoming the ancestor of eukaryotic cells that contain chloroplasts.