A protein that is said to be denatured means that its tertiary structure is caused to unfold possibly by heat, alkali, acid, or by other chemical or physical means, making the molecule lose its original state and become biologically inactive.
Education and Training Requirements. Individuals interested in becoming a host or hostess should take courses in business, arithmetic, bookkeeping, family and consumer science, and public speaking. Hosts and hostesses should be friendly and outgoing people who can remain calm and courteous during rush periods.
Pre-service Requirement: Rule: 5-E1660 (1993) requires a masters degree in social work, a valid license to practice social work in the District of Columbia, a field practicum and one year of paid professional experience, post masterâs degree, in a setting providing direct services to individuals and groups of school age children and their families.