History of Life:Question 1 By comparing the wing of a monarch butterfly with the fossilized wing of an extinct
dodo bird, a scientist determines that they have completely different structures.
Which conclusion might the scientist draw from these observations?

You didn’t give us any choices

Ithink the dna sequences may vary but the amino acid sequences are identical. 

Ha ha it happens bro

Mitochondria produce atp, a high energy compound. atp is used for all sorts of enzyme-mediated reactions, such as making proteins/nucleotides/etc, certain compounds cross the cell membrane, muscles move, etc.  without this source of energy, a cell will die. it will not be able to repair itself, defend against pathogens, etc.