For each of the terms in the left column, choose thebest matching phrase in the right column.a. epistasis 1. one gene affecting more than onephenotypeb. modifier genes 2. the alleles of one gene mask theeffects of alleles of another genec. conditional lethal 3. both parental phenotypes areexpressed in the F1 hybridsd. permissive condition 4. a heritable change in a genee. reduced penetrance 5. genes whose alleles alterphenotypes produced by theaction of other genesf. multifactorial trait 6. less than 100% of the individualspossessing a particular genotypeexpress it in their phenotypeg. incomplete 7. environmental condition thatdominance allows conditional lethals tolive

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Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.