1. Cell membranes are based on lipid bilayer. Plasma membranes consist of a lipid bilayer with proteins embedded in the bilayer. The principle lipids are phospholipids. A phospholipid molecules has a hydrophilic head with a phosphate group as part of its structure and two hydrophobic tails.The hydrophobic tails consist of long hydrocarbon chains.. Cell membranes are based on lipid bilayer. Plasma membranes consist of a lipid bilayer with proteins embedded in the bilayer. The principle lipids are phospholipids. A phospholipid molecules has a hydrophilic head with a phosphate group as part of its structure and two hydrophobic tails.
higher dollar) of the applicable maximum per diem rate. However, subject to your agencyâs policy, a lesser amount may be authorized. Â§301-11.304 What if my expenses are less than the authorized amount? When authorized actual expense and your expenses are less than the locality per diem rate or the authorized amount, reimbursement is limited to the expenses incurred. Â§301-11.305 What if my actual expenses exceed the 300 percent ceiling?
1 For travel 29 days or less in the continental U.S., per diem does not apply. 2  Use MyTravel to claim actual costs for lodging and Meals and Incidentals Expenses (M&IE) â not to exceed the allowable maximum. Receipts for lodging and meals are required when actual expenses exceed the per diem rate due to special circumstances. 2  Number of days x per diem rate x 55% = total per diem for location. 3  Add the totals for each location to determine the total per diem estimate for the travel event.