Title: Switzerland.
Question: Which two Swiss cities have been ranked as having the highest quality of life in the world?

Title: Film speed.
Question: What is denoted when the specified contrast condition is met?

Title: Muammar Gaddafi.
Question: Along with the General People's Congress, what national body represented the People's Committees?

Title: Circadian rhythm.
Question:
What were the only proteins necessary to the circadian timekeeper experiment?