Answer:
I don't see the point for an experiment like this tho...
Explanation:
There are three main differences between nuclear and mitochondria DNA (mtDNA): 1.) mtDNA is circular, whereas nuclear DNA is linear. (Both are double stranded) 2.) mtDNA is (generally) uni-parentally inherited, in most animals (not mussels though for example), mtDNA is passed from mother to offspring. from wiki
These ads clearly state the adoption is needed in that area for those dogs for specifically also they are advertising a cute dog so it is more persuasive so they can adapt to better the world