2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/227419We prove that a graph is intrinsically linked in an arbitrary 3-manifold M if and only if it is intrinsically linked in S^3. Also, assuming the Poincare Conjecture, we prove that a graph is intrinsically knotted in M if and only if it is intrinsically knotted in S^3.This is the version published by Algebraic & Geometric Topology on 9 August 2006Geometric TopologyCombinatorics05C10, 57M25text