+**Acetyl** is a small, vital [functional group](/wiki/Functional_Group) in organic chemistry, comprising a methyl and a carbonyl linked together. This ubiquitous unit plays key roles in metabolic pathways and neurotransmission, notably as part of [Acetyl-CoA](/wiki/Acetyl-CoA) and [Acetylcholine](/wiki/Acetylcholine).
+## See also
+- [Organic Chemistry](/wiki/Organic_Chemistry)
+- [Biochemistry](/wiki/Biochemistry)
+- [Ester](/wiki/Ester)
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