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?
For more information on Meals and Incidental Expenses refer to IRS publication 1542 (42 pages, internet address: http://www.irs.gov/pub/irs-pdf/p1542.pdf-Special Per Diem Rates 2013-2014 http://www.irs.gov/irb/2013-44_IRB/ar13.html).or business travel, business owners can write off meals and incidental expenses (M&IE) based on IRS published per diem rates, or they can simply write off the actual expenses incurred. Think of this as only applicable to personal meals and incidentals when you travel away from your home (overnight stay required).