The current per diem rate is $46.00 for employees who are traveling for at least 24 hours. The current per diem rate for top rate cities is $71.00. Please see link below for a list of top rate cities. Top Rate Cities eligible for $71.00 per diem rate.
While fat and oil lipids have three fatty acid chains joined to a glycerol molecule, phospholipids have two chains joined to the glycerol with a phosphate group, which you might have guessed from the first part of this lipid type's name. Phospholipids are the main constituent of cell membranes.
Steroids. The important class of lipids called steroids are actually metabolic derivatives of terpenes, but they are customarily treated as a separate group. Steroids may be recognized by their tetracyclic skeleton, consisting of three fused six-membered and one five-membered ring, as shown in the diagram to the right.