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?
Unsourced material may be challenged and removed. (April 2007). Per diem (Latin for per day or for each day) is a daily allowance for expensesâa specific amount of money an organization gives an individual, often an employee, per day to cover living expenses when traveling for work. per diem can include part or all of the expenses incurred, for example it may exclude accommodation (for which reimbursement may be available on presentation of receipts) and only cover meals. Per diem is also used as an adjective and an adverb.