The middle ear to nasopharynx which consist of the upper throat and back of the nasal cavity. <span />
I would say C. eliminating government funding of research. without finding, scientists can't experiment, therefore all their research remains purely theoretical and isn't considered a discovery.
Hope this helps!
Answer:
the mutation in OCA2, which is probably the oldest mutation causing albinism.
Explanation:
I think this is what you're asking for but i don't know. I'm sorry if it's not.