Essential Question (When i was Miss Dow)

In the story of when I was Miss Dow the essential question was answered when she began to test the dogs for their breeding problems. In the story when dogs were bred some of them would be born with joint problems. When Miss Dow is studying the dogs she discovers how to cure the gene problem when she turns down the lighting in the x-ray room. With this knowledge she was able to affect the way the dogs were bred and the problems of other people as well. In this kind of scenario knowledge like of something like the curing a disease can effect the future because it will have a positive on the future generations. Many accomplishments like this can also change the future because the people in the future would not have to worry about a certain problem and it would improve it.