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What similarities do mitochondria and choroplasts share

User LucSpan
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Final answer:

Mitochondria and chloroplasts share a number of similarities such as having a double membrane, the ability to produce ATP, containing their own DNA, and reproducing through a process akin to binary fission, all supporting the endosymbiotic theory.

Step-by-step explanation:

Similarities Between Mitochondria and Chloroplasts


Both mitochondria and chloroplasts are essential organelles within eukaryotic cells that share a number of similarities. These include:

  • Double membrane: Both organelles have an outer and an inner membrane, providing compartmentalization within the cell.
  • ATP production: Each organelle plays a role in energy conversion; mitochondria in cellular respiration and chloroplasts in photosynthesis.
  • Both contain their own DNA, implicating their ancestral origins from free-living prokaryotes.
  • Both are believed to reproduce by a process similar to binary fission, which is characteristic of bacteria.


These similarities provide strong evidence for the endosymbiotic theory, which suggests that these organelles were once independent prokaryotic organisms that were taken up by larger cells, forming a mutually beneficial relationship over time.

User Elvenbyte
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also supports and protects and shapes a plant cell and also regulates what moves into the cell can help support the entire plant. What similarities do the mitochondria and chloroplasts share? Both membrane bound organelles have their own DNA and help make energy available to the cell.
User Dmyers
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