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
The ENFORCE the Law Act of 2014 ( H.R. 4138 ) is a bill that would give the United States House of Representatives and the United States Senate both the standing to sue the President of the United States in a federal district court to clarify a federal law ( that is , seek a declaratory judgment ) in the event that the executive branch is not ...