What are the three possible ways that a species can react to a change in environmental conditions?

here

Explanation:

hibernate,change there coat,or migrate

i think it is dna, i'm not totally sure but i think it might be.

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.