Can piranas be so fat they sink?

Why is a lunch consisting of pizza fruit and salad a better choice than a lunch with the same number of calories from pizza alone? What do the two macronutrients involved in nerve action have in common? How many calories are in a pogo stick? Are Sultanas fattening? Why do you gain pounds in a day when you are on a diet and doing everything right? What is the average percentage of dietary iron that is absorbed? Is chapati is good for dinner in diet food? Does anyone know a good weight loss program that really works, I ve tried many things but nothing really works, I am almost on the edge of giving up but I decided to give it one more shot, thanks to everyone that replies? What is the calorie value of 100 grams of Poha? Is it possible to lose ten pounds in three weeks? Is it okay to drink pure orange juice while pregnant? What is the structure of the nutrients? Are all soaps vegan? What does frequent blood sugar levels over 160 after eating mean? How many MG is 150 MCG? Is the corn fed to cows a special type of corn? What is the probable illness of a cow that started with an inflamed leg which got better but later develop lumps all over its skin and is not feeding well? Do the amino acids that are in the active site of an enzyme have to be near each other in the enzyme's primary structure? Most sodium in the diet comes from? What do Most fad diets fail from?