Which unicellular organism can live in the ocean floor or in hot springs?

thermophiles

Explanation: because i said so

the above statement/question is (true);

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.