People like flex, ray, dillet, prince, levrone, ferrigno, arnold show that with their great structure and good drugs, they have exceptional response
Without drugs, they do not look impressive at all, and you wouldn't even say they train, but the metamorphosis is astounding on drugs
That is response
Then on another level, completely different thing is the ability to carry EXTREME mass as jaime said, and still appear human. Haney, dorian, ronnie, ruhl, jay, kai, nasser
That is structure