Person A and person B are both worried they are going to develop a neurodegenerative disease. Unfortunately, person A has more reason to be worried than person B. Of the neurodegenerative disorders...

1. Person A and person B are both worried they are going to develop a neurodegenerative disease. Unfortunately, person A has more reason to be worried than person B.

Of the neurodegenerative disorders below, pick one and come up with
one possible reason
why person A is more likely to develop this disorder than person B,
and also
come up with
one possible reason
why person B is more likely to be protected from the disorder. For full credit, you must concoct TWO separate genetic, environmental, or lifestyle reasons that will make person A more likely, and person B less likely to develop the disease you’ve selected:

1. Parkinson’s


2. Alzheimer’s disease


3. Huntington’s


4. Multiple Sclerosis