Agroup of plants and animals in the same region that have adapted together to the region's environment.

answer; i believe the correct answer is (anemia);

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.

it is either c or d and i know for sure it is not a or b