The observable characteristics of an organism. Normally depends on the organism's genotype and environment.
The combination of alleles an organism has.
A version of a gene.
Two different alleles that are both fully expressed in the phenotype.
Two different alleles that are each partially expresed in the phenotype, creating a blending effect.
An allele that is always observed in the phenotype.
An allele that is only observed in the phenotype if no dominant allele is present.
Many genes all influencing a characteristic (like height or skin color).
A single gene that has more than two possible alleles.