2. to keep the body's internal environment in balance
Answer: It is <u>the metabolic process in living organisms by which oxygen is combined with carbon in a cell to form carbon dioxide and generate energy.</u>
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Answer: Transcription begins when RNA polymerase binds to a promoter sequence near the beginning of a gene (directly or through helper proteins). RNA polymerase uses one of the DNA strands (the template strand) as a template to make a new, complementary RNA molecule. Transcription ends in a process called termination.