Research conducted on what happens when atoms get excited has helped in the identification of the atoms in the universe. What happens when atoms get excited? Atoms change into a particular shape.
Atoms lose subatomic particles.
Atoms produce a particular odor.
Atoms release a particular color of light.

It is evolution, because we all have some of the same traits like eye color or shape or ears.

Mitochondria is the cell organelle that produced the energy that is needed in the body system in form of atp, that is why it is called the power house of the cell. energy is needed by the living organisms to carry out the activities which sustain life.  if the mitochondria is destroyed atp will not be produced. if the mitochondria is destroyed, energy production will stop and the affected living organism will not have the energy to carry out the necessary life processes; this will lead to the death of the organism.