( ( ( ( ( ( Anything ( that ( changes ( the DNA ) ) ) ) ( is ( called ( a mutation ) ) ) ) , ) and ) ( ( ( an organism ) ( with ( a mutation ) ) ) ( is ( called ( a mutant ) ) ) ) ) . )
(ROOT (S (S (NP (NP (NN Anything)) (SBAR (WHNP (WDT that)) (S (VP (VBZ changes) (NP (DT the) (NN DNA)))))) (VP (VBZ is) (VP (VBN called) (NP (DT a) (NN mutation))))) (, ,) (CC and) (S (NP (NP (DT an) (NN organism)) (PP (IN with) (NP (DT a) (NN mutation)))) (VP (VBZ is) (VP (VBN called) (NP (DT a) (JJ mutant))))) (. .)))
Anything that changes the DNA is called a mutation, and an organism with a mutation is called a mutant.
(ROOT (S (NP (NNS Mutations)) (VP (VP (VBP are) (NP (NP (NNS changes)) (PP (TO to) (NP (NP (DT an) (NN organism) (POS 's)) (NN dna))))) (CC and) (VP (VBP are) (NP (NP (DT an) (JJ important) (NN driver)) (PP (IN of) (NP (NP (NN diversity)) (PP (IN in) (NP (NNS populations)))))))) (. .)))