Specific dynamic action is the effort that the body has to use so as to break down food. This will result into an increase in the production of proteins which will release energy to break down food.
There is no such thing as a "highest calories food".
The grain food group has the highest amount of carbohydrates.
housingHousingNovaNetThe answer is country specific. In USA, Food & Energy constitutes 22.6 percent of weight in the year 2008.
Freezing food slows or stops the action of bacteria
Fudruckers.
Chicken breast
Mercury levels would be highest at the top of the food chain due to biomagnification.
energy food barley or oats
Humans.
Fats and oils are the foods highest in energy content.
The highest level in a food chain is the top predator, also known as the apex predator. These are animals that have no natural predators in their ecosystem and are at the top of the food chain, such as lions or sharks.