II Catabolism of fat 2. Cata bolism of fatty acid listory: >B-oxidation theory(Knoop 1904) >activated" acetyl acid Lehninger 1940S) >activated'" acetyl acid is acetyl CoA ( Lynen 1951)2. Catabolism of fatty acid: ❑History: ➢-oxidation theory (Knoop 1904) ➢“activated” acetyl acid (Lehninger 1940S) ➢“activated” acetyl acid is acetyl CoA (Lynen 1951) II. Catabolism of fat