When this palmitate was made which was the only two carbon u

When this palmitate was made, which was the only two carbon unit that was never part of malonyl-CoA? Select with the cursor. If all two carbon units were once part of malonyl-CoA, choose \"none\". click here for \"none of the atoms shown\"

Solution

the answer is none because all the two carbon units were once part of malonyl CoA in this figure.All the carbon atoms shown in the figure are a part of it so we dont have any part thats isnt a part of it.