Human mitochondrial diseases all have the common feature that they a) do NOT sho

Question

Human mitochondrial diseases all have the common feature that they a) do NOT show the threshold model for manifesting the disorder b) only affect females but not males c) require a mutation in both a nuclear and mitochondrial gene in order to manifest the condition d) all affect high energy dependent tissue such as muscles, heart, eye, nerves Which of the following statements about chloroplasts and mitochondria is FALSE? a) Each organelle contains many copies of its genome, and each cell contains many copies of the organelles b) The DNA of both organelles is made up of a single stranded structure c) the circular structure of both the mitochondrium and chloroplast chromosomes provide evidence of their prokaryotic origin and eventual endosymbiotic relationship with its eukaryotic host d) the human mitochondrium contains about a 600 base pair sequence region that does not code for anything

Explanation / Answer

Human mitochondrial disease require a mutation in both nuclear and mitochondrial gene in order to manifest the condition.

So choose option c.

Thank you

  

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