Why are mitochondria able to make their own protein?

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity

Which is the correct formula for photosynthesis