Genetic characteristics 1. Semi-independent 2. Non-universality of the genetic code 3. Matrilinealinheritance 4. Replicative segregation Heteroplasmy HomoplasmyHeteroplasmy Homoplasmy 4. Replicative segregation 1. Semi-independent 2. Non-universality of the genetic code 3. Matrilineal inheritance Genetic Characteristics