All living organisms need energy to drive their metabolic processes.
Metabolism - Catabolic and Anabolic reactions.
Metabolic processes include:
- active transport
- endocytosis
- movement
- replication of DNA
- synthesis of large molecules from small ones.
ATP is a phosphorylated nucleotide, consisting of adenine, ribose and three phosphate groups.
ATP is an immediate energy source available in small manageable amounts.It is known as a universal energy currency.
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