( ( ( Study ( Sex Chromosomes ) ) and ) ( Sex-Linked Traits ) )
(ROOT (NP (NP (NNP Study) (NNP Sex) (NNP Chromosomes)) (CC and) (NP (JJ Sex-Linked) (NNS Traits))))
Study Sex Chromosomes and Sex-Linked Traits
(ROOT (S (NP (JJ Sex-linked) (NNS traits)) (VP (VBP are) (VP (VBN located) (PP (IN on) (NP (NP (NNS genes)) (PP (IN on) (NP (NN sex) (NNS chromosomes))))))) (. .)))