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.
Macronutrients and Calories. In a half-cup serving of dry oatmeal -- which expands to roughly 1 cup once cooked -- there are 150 calories and 3 grams of fat. Quaker rolled oats provide 27 grams of carbohydrates and 5 grams of protein. Quaker rolled oats contain no cholesterol and no sodium.