1 Phospholipids consist of a glycerol molecule, two fatty acids, and a phosphate group that is modified by an alcohol. 2  The phosphate group is the negatively-charged polar head, which is hydrophilic.  The fatty acid chains are the uncharged, nonpolar tails, which are hydrophobic.
There are 150 calories in a 1 cookie serving of McDonald's Oatmeal Raisin Cookie. Calorie breakdown: 36% fat, 59% carbs, 5% protein.
One Egg Biscuit sandwich from McDonaldâs has 300 total calories. This value represents 15 percent of the USDA recommended daily amount of calories for people following a 2,000-calorie diet.