Answer:
b metabolism
Explanation:
Metabolism is a concept that encompasses the totality of the chemical reactions that take place within biological systems, which are required to sustain life. Especially, the term metabolism makes reference to the chemical reactions used by organisms to convert food into energy. Moreover, reproduction and development are metabolic processes that allow organisms to perpetuate their existence, while homeostasis is the potential that organisms have in order to maintain a stable, relatively constant internal state.
