What do calories measure? mass energy sugar weight

Don recorded his food intake for a week and then used a computerized dietary analysis program to analyze his diet. according to the results of the analysis, his average daily saturated fat intake was 5% of total calories and his average daily unsaturated fat intake was 12% of total calories. based on this information, his total fat intake is the acceptable macronutrient distribution range.

Which of the following is the definition of ventilation as it relates to the respiratory system?

Is psychology a science? use evidence form the article to explain you answer.