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
Advocacy: the act or process of supporting a cause or proposal; the act or process of advocating something... Parent Advocacy. As a parent of a child with learning disabilities it is ultimately your responsibility to assure your child is receiving the appropriate services. First it is important to educate yourself on learning disabilities and in particular your child's learning disability.