co·dom·i·nant (k -d m  -nnt)adj. 1. Genetics Of or relating to two alleles of a gene pair in a heterozygote that are both fully expressed. 2. a. Ecology Being one of two or more of the most characteristic species in a biotic community. b. Influencing the presence and type of other species in the community. n. Ecology One of the most characteristic species in a biotic community. |
codominant [kəʊˈdɒmɪnənt]
adj
(Life Sciences & Allied Applications / Genetics) Genetics (of genes) having both alleles expressed equally in the phenotype of the organism
codominance n
| codominant (k-dm-nnt) 1. Relating to two alleles of a gene pair in a heterozygote that are both fully expressed. When alleles for both white and red are present in a carnation, for example, the result is a pink carnation since both alleles are codominant. 2. Being one of two or more of the most common or important species in an ecological community. Like a dominant species, codominant species often influence the presence and type of other species in the community. |
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