( It ( essentially ( ( means ( that ( ( the ( same electron ) ) ( is ( likely ( to ( ( do anything ) ( at ( all ( ( resulting ( in ( ( a ( large degree ) ) ( of uncertainty ) ) ) ) ( in ( the ( sub-atomic world ) ) ) ) ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (PRP It)) (ADVP (RB essentially)) (VP (VBZ means) (SBAR (IN that) (S (NP (DT the) (JJ same) (NN electron)) (VP (VBZ is) (ADJP (JJ likely) (S (VP (TO to) (VP (VB do) (NP (NN anything)) (PP (IN at) (S (RB all) (VP (VBG resulting) (PP (IN in) (NP (NP (DT a) (JJ large) (NN degree)) (PP (IN of) (NP (NN uncertainty))))) (PP (IN in) (NP (DT the) (JJ sub-atomic) (NN world)))))))))))))) (. .)))
It essentially means that the same electron is likely to do anything at all resulting in a large degree of uncertainty in the sub-atomic world.
(ROOT (S (NP (NNS Electrons)) (ADVP (RB always)) (VP (VBP result) (PP (IN in) (NP (NP (DT an) (NN anion)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (ADJP (ADJP (JJR larger)) (PP (IN than) (NP (DT the) (NN parent) (NN atom)))))))))) (. .)))