( Gamora has been trying very hard not to be unnerved by it, but with Quill there that's getting harder and harder to do. Something is inherently wrong with the universe - or whatever this is - and it sets her on edge. Because she has experience in what happens when the universe likes to take deviations from the established historical course and it's generally not going to end well for anyone. )

The two groups are distinctly different in both organization and species. If they were antibodies they would at least share some similar traits.

( It's probably telling that she doesn't think it's an impossibility, just that it's possibly not the reason behind this attack. )