Congenital disorders: Difference between revisions
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||Codominant || •Two different versions (alleles) of a gene are expressed. | ||Codominant || •Two different versions (alleles) of a gene are expressed. | ||
•Both alleles influence the genetic trait or determine the characteristics of the genetic condition. || ABO blood group, alpha-1 antitrypsin deficiency | •Both alleles influence the genetic trait or determine the characteristics of the genetic condition. | ||
|| ABO blood group, alpha-1 antitrypsin deficiency | |||
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|Mitochondrial ||•Also known as maternal inheritance, | |Mitochondrial ||•Also known as maternal inheritance, | ||
•Applies to the genes in mitochondrial DNA | •Applies to the genes in mitochondrial DNA | ||
•As only egg cells contribute mitochondria to the developing embryo, only females can pass on mitochondrial mutations to their children. ||Leber hereditary optic neuropathy (LHON) | •As only egg cells contribute mitochondria to the developing embryo, only females can pass on mitochondrial mutations to their children. | ||
||Leber hereditary optic neuropathy (LHON) | |||
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