+A **Phosphate Group** is a fundamental molecular unit, comprising a central [Phosphorus](/wiki/phosphorus) atom linked to oxygen. These vital clusters form the backbone of [DNA](/wiki/DNA) and are key to cellular energy transfer in [ATP](/wiki/ATP).
+## See also
+- [Nucleic Acid](/wiki/nucleic_acid)
+- [Molecule](/wiki/molecule)
+- [Cell](/wiki/cell)
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