No, it makes them into regulatory bodies. Would you really trust Congress to legislate the minute details of FDA clinical trials or EPA pollution regulations? H

No, it makes them into regulatory bodies. Would you really trust Congress to legislate the minute details of FDA clinical trials or EPA pollution regulations? How about transportation safety codes or allocation of NSF/NIH funding for basic research? This is a fundamental feature of most modern democratic bureaucracies: the power of regulators flows directly from the legislature which sets the goals and scope of each agency but it is up to the individuals in each organization, who have spent most of their lives in the relevant fields gaining direct experience, to decide on the specific implementation of the legislators' vision.