The mitochondrion is the remnant of an ancient, symbiotic bacterium which colonised eukaryote cells. All multi-cellular life forms have them. In some organisms the DNA that codes for the mitochondrion has been moved into the nucleus and become part of the DNA of the host cell, but in vertebrates the mitochondria keep their own DNA inside themselves.
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Related Questions (More Answers Below)
Granite is a softer rock and will easily be weathered. I 50 years it will likley be rough, and perhaps smaller parts of it missing.
The marble is a harder rock and will likely last with a lesser degree of damage for 50 years.
Answer:
it would most likely swell. (hypnotic)
Explanation:
the cell will have more water and less solutes