How are genotypes different for phenotypes?

Answer:
Phenotypes are the traits expressed by the genotype. So, for blood type, a person can have A and i alleles (genotype). However, in the phenotype, since i is recessive, only the A will be expressed, and the person will have an A blood type.
First answer by Julieyumi. Last edit by Julieyumi. Contributor trust: 45 [recommend contributor recommended]. Question popularity: 2 [recommend question].