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Discussion Questions: “The Power of Three”
1. Turnbull was inspired by a child named Edward. What disease did Edward have?
Describe this disease and its current treatment.
2. Why do mitochondria have their own DNA, and why do children inherit it only from the
mother?
3. There are several oppositions to three-person IVF stated throughout the article. What
are they?
4. What are the two methods for three-person IVF, and how are they performed?
5. What incident caused the FDA to begin requiring permission for mitochondrial transfer?
Describe briefly.
6. Has the UK approved human trials for mitochondrial transfer techniques? Has the US?
What do you think of these decisions?