( ( Asexual reproduction ) ( ( produces ( offspring ( genetically ( identical ( to ( their parent ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Asexual) (NN reproduction)) (VP (VBZ produces) (S (NP (NN offspring)) (ADJP (RB genetically) (JJ identical) (PP (TO to) (NP (PRP$ their) (NN parent)))))) (. .)))
Asexual reproduction produces offspring genetically identical to their parent.
(ROOT (S (NP (NNP Trees)) (VP (VBP send) (PRT (RP out)) (NP (NP (JJ rootlike) (NNS extensions)) (SBAR (WHNP (WDT that)) (S (VP (VBP produce) (SBAR (S (NP (JJ new) (NNS stems)) (VP (VBZ is) (NP (NP (DT an) (NN example)) (PP (IN of) (NP (JJ asexual) (NN reproduction)))))))))))) (. .)))
Trees send out rootlike extensions that produce new stems is an example of asexual reproduction.