In what way can dna segments be changed such that genes are altered or mutated? i. new dna segments can be inserted. ii. new dna segments can be substituted. iii. dna segments can be deleted.

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.