This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Insulin caused lipogenesis by all except? 
Select and explain. 
A. Increasing acetyl-CoA corboxylase activity., B. Increases the transport of glucose in to the cells, C. Inhibits Pyruvate dehydrogenase, D. Decreases intracellular cAMP level
C: Inhibits Pyruvate dehydrogenase
Answer: C: Inhibits Pyruvate dehydrogenase 
Explanation: None