( It ( ( would ( explain ( why ( mitochondria ( have ( ( their ( own DNA ) ) ( that ( ( in ( some respects ) ) ( resemble ( DNA ( of bacteria ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (MD would) (VP (VB explain) (SBAR (WHADVP (WRB why)) (S (NP (NN mitochondria)) (VP (VBP have) (NP (NP (PRP$ their) (JJ own) (NN DNA)) (SBAR (WHNP (WDT that)) (S (PP (IN in) (NP (DT some) (NNS respects))) (VP (VBP resemble) (NP (NP (NNP DNA)) (PP (IN of) (NP (NNS bacteria))))))))))))) (. .)))
It would explain why mitochondria have their own DNA that in some respects resemble DNA of bacteria.
(ROOT (S (NP (NNP Children)) (VP (VBP resemble) (NP (PRP$ their) (NNS parents)) (SBAR (IN because) (S (NP (PRP they)) (VP (VBP have) (NP (JJ similar) (NN dna)))))) (. .)))