Research scientists use a standard practice called the method to them understand phenomena.
theoretic
scientific
controlled
inquiry

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.

Ithink it's c selection but i don't really know.