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
Someone's advocacy of a particular action or plan is their act of recommending it publicly. I support your advocacy of free trade. Advocacy is the way in which lawyers deal with cases in court. Sir Peter would also like to see the current adversarial system of advocacy examined by the royal commission. An advocacy group or organization is one that tries to influence the decisions of a government or other authority. [us] Consumer advocacy groups are not so enthusiastic about removing restrictions on the telephone companies.