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B is the answer to this question!
Answer:
Explanation:
Cellular respiration is a collection of three unique metabolic pathways: glycolysis, the citric acid cycle, and the electron transport chain. Glycolysis is an anaerobic process, while the other two pathways are aerobic.
The answer is:
d. An analysis of the DNA sequence of each species.
The reason being is that every living organism has it's own specific kind of DNA pattern, which can be determined through DNA testing.