In the past few years, genes have been uncovered that contribute to many diseases. People who have been diagnosed with such diseases are helped by health psychologists .

to come to terms with the condition and changes in life that they may face.

Explanation:

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.

answer; ethnocentric;