LVN Educational Requirements. According to the U.S. Bureau of Labor Statistics, LVNs and LPNs must graduate from a state-approved program in vocational nursing (www.bls.gov). Most programs can be found at community colleges, hospitals and vocational schools, and they usually lead to a certificate or diploma.
(Redirected from Constellis Group) Constellis is a private security company that provides integrated security, mission support and risk management services to corporate, government and nonprofit clients. The firm was founded in May 2003 by U.S. Army Special Forces veterans, including former Delta Force personnel.
Segmented worms (Annelida) are a group of invertebrates that includes about 12,000 species of earthworms, ragworms and leeches. Segmented worms live in marine habitats such as the intertidal zone and near hydrothermal vents.egmented worms are divided into the following taxonomic groups: 1  Polychates-The polychaetes include about 12,000 species that are characterized by having multiple hairs on each segment. 2  They have nuchal organs on their neck that function as chemosensory organs.