( ( Cells ( in ( G1 ( of Interphase ) ) ) ) ( ( are ( diploid ( ( do not ) ( have ( ( duplicated chromosomes ) ( because ( they ( ( have not ) ( been ( through ( ( the ( S phase ) ) ( of ( the ( cell cycle ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Cells)) (PP (IN in) (NP (NP (NNP G1)) (PP (IN of) (NP (NNP Interphase)))))) (VP (VBP are) (ADJP (JJ diploid) (SBAR (S (VP (VBP do) (RB not) (VP (VB have) (VP (VBN duplicated) (NP (NNS chromosomes)) (SBAR (IN because) (S (NP (PRP they)) (VP (VBP have) (RB not) (VP (VBN been) (PP (IN through) (NP (NP (DT the) (NNP S) (NN phase)) (PP (IN of) (NP (DT the) (NN cell) (NN cycle)))))))))))))))) (. .)))
Cells in G1 of Interphase are diploid do not have duplicated chromosomes because they have not been through the S phase of the cell cycle.
(ROOT (S (NP (DT The) (NNS chromosomes)) (VP (VB duplicate) (PP (IN in) (NP (DT the) (JJ interphase) (NN phase)))) (. .)))