Background. 1  Composed of cells, tissues, organs, organ systems. 2  All cells use ATP for reactions. 3  Four primary types of tissue: epithelial, connective, muscle, and nervous.  Organs have at least two or more types of 1  tissue. Organ systems:
Advocacy Law and Legal Definition Advocacy is the act of pleading for or arguing in favor of something or actively supporting a cause or proposal. It can also refer to the work or profession of an advocate. For lawyers advocacy
With the change in the lobby law in 1976, the definition of nonprofit now includes many organizations that are more political than charitable. The explosive growth of nonprofit advocacy and public policy groups in the last thirty years has coincided with the expansion of government.efinition. Advocacy means to speak up, to plead the case of another, or to fight for a cause. Derived from the Latin word advocare, which means coming to the aid of someone, advocacy is an important function of most nonprofit organizations.