[None of those things answer her question, but Rogue is willing to wait.]

Mutants, where I come from, have all different kinds of appearances and powers. The hair [she reaches up one gloved hand and tugs a white strand back behind her ear] is as natural as they come.

But that doesn't answer my question. You knew right away that there was somethin' different about me. What is it that you think I am?

[Okay, so she wasn't willing to wait long.]