NEET BIOLOGY

Detailed explanation-1: -On a gram for gram basis lipids have the highest energy yield of all the food sources. Explanation; A gram of fat or lipids contains more than double the amount of energy present in a gram of carbohydrate. They yield 9 kcal of energy per gram while carbohydrates and proteins yield only 4 kcal of energy per gram.

Detailed explanation-2: -2. Carbohydrates are more easily metabolized than lipids. 3. However, on a gram-to-gram basis, lipids provide more cells with energy than carbohydrates.

Detailed explanation-3: -Whereas carbohydrates provide a readily available source of energy, lipids function primarily as an energy reserve.

Detailed explanation-4: -There are four classes of biological molecules: fats, carbohydrates, proteins, and nucleic acids. Of these, fats produce the most energy per gram at a whopping nine calories per gram. Carbohydrates and proteins produce less than half of this, at only four calories per gram.

Detailed explanation-5: -Lipids provide a quick source of energy, while carbohydrates provide long-term energy storage. Carbohydrates provide a quick source of energy, while lipids provide long-term energy storage. Both carbohydrates and lipids provide a quick source of energy.