How does the Coenzyme-A become Acetyl-CoA and what must first happen to the Pyruvic Acid?

Which would be the most useful source of evidence to support mcneill's contention?

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.

While washing her hair olivia noticed that she was losing a lot of hair she visited a clinic and the physician reassured her that her hair would grow back how do you think olivias hair will grow back