Question

The structure and function of mitochondria are often used as support for the endosymbiotic theory. Describe two of these properties and explain how they support the theory.

Answer 1

Not only mitochondria, also chloroplasts supports the endosymbiotic theory.

Answer 2

Endosymbiotic theory mainly argues that mitochondria is created through symbiosis of multiple micro organisms that's because mitochondria has similar structure as prokaryotic cells. The mt Dna has circular DNA that's related to the inner membranes. Here is an example of an Endosymbiotic theory: http://www.accelerationwatch.com/images/interviewimages/endosymbiosis.jpg