If heterozygotes display a phenotype intermediate

Last updated: 7/9/2022

If heterozygotes display a phenotype intermediate to homozygous dominant and homozygous recessive individuals A. the 2 alleles are codominant B. the 2 alleles are epistatically regulated C. the 2 alleles are incompletely dominant D. the 2 alleles are pleiotropic E. the alleles are control a polygenic trait