Answer:
What is a five-letter word that has brain in it?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.
It's anything but amusing when this body part gets hit.
I am what remains when nothing is left.What am I?
Born of earth, but with none of its strength. Molded by flame, but with none of its power. Shaped
It's what light turns into in the night