The cell membrane consists of two adjacent layers of phospholipids, which form a bilayer. The fatty acid tails of phospholipids face inside, away from water, whereas the phosphate heads face the outward aqueous side.
Children enjoy Happy Meals with Chicken McNuggets, Cuties, fries, and a low-fat milk jug at 440 calories, 20 grams of fat, and 550mg of sodium. McDonaldâs completes meals by offering customers a variety of hot and cold beverages. A small sweet tea contains 160 calories, 40 grams of carbs, and 10mg of sodium.
You'd have to chow down three traditional McDonald's hamburgers to consume about the same number of calories. A Double Big Mac actually has fewer calories and much less fat, although it does contain slightly more saturated fat. At 1,400 milligrams, the Caesar salad's salt content also beats the burger's.