Respuesta :
dna has effected the scientist by clasfiying the organnisms. it causes the organisms and dna to get mixed up and be a mixed up organism. a scientist could be getting the wrong answer if it was actually dna.
Answer:
DNA sequencing has allowed for the comparison of genes at the molecular level as opposed to physical traits at the organism level. … DNA sequencing can also trace relatedness through generations and more accurately assess how closely related two organisms are. hope this helps