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.
The specific dynamic action (SDA) of protein is high because protein has a higher thermic effect of food compared to carbohydrates and fats. This means that the body requires more energy to digest, absorb, and metabolize protein, resulting in a higher increase in metabolic rate after consuming protein-rich foods.
Fats and oils are the foods highest in energy content.