Biochemistry Fatty acid and synthesis 88f07b48 Acetyl-CoA carboxylase activity requires: A Pantothenate B Biotin C Thiamine pyrophosphate D Riboflavin High-Yield Explanation 4 carboxylases that require biotin Acetyl-CoA carboxylase Pyruvate carboxylase, Propionyl-CoA carboxylase, Methyl-crotonyl coA carboxylase