Complex sentence: Sage is also able to'see' a person's genetic code, reading complex DNA sequences for latent and manifested mutations, thereby allowing her to sense mutants and, in many cases, understand how their powers work more thoroughly than they themselves do.
Split into simpler sentences: Sage is also able to'see' a person's genetic code, reading their DNA sequences for latent and manifested mutations. This allows her to identify mutants, and understand how their powers work more thoroughly than they themselves do.