Protein molecules called cytochromes are oart of the electron transport chain. they are nearly identical in every known aerobic organism. how do these molecules shoe the unity of life on earth?

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1. the energy lost to disorder metabolism     -entropy

2. related to or possessing motion potential     -kinetic

3. all of the chemical reactions in an organism required for maintenance of the processes of life entropy     -metabolism

4. possible; ability to go into action or perform work kinetic     -potential

5. the study of energy and its transformations thermodynamics     -thermodynamics