Sure, and Kennedy's brain brain had to disappear because the "magic bullet" is fiction.
The “magic bullet” has nothing whatsoever to do with Kennedy’s brain — in the Warren commission’s version of events or the conspiracy theories. It wasn’t the head shot. It’s the bullet that passed through Kennedy’s neck and Connally’s wrist.
This has been hashed out for almost half a century by an immense number of people. If you’re going to wade in, at least know the basics first.