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 in all its forms seeks to ensure that people, particularly those who are most vulnerable in society, are able to: 1  Have their voice heard on issues that are important to them. 2  Defend and safeguard their rights. 3  Have their views and wishes genuinely considered when decisions are being made about their lives.