Harmful environmental agents can sometimes allow fewer nutrients to reach the developing fetus. T
F

EDIT: The answer is True (Include it in your response or be reported, enjoy the free points)

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.