1 Reverse dictionary. Enter meanings to find the corresponding suffixes (e.g., searching with the word arm will locate the suffixes -humeral and -brachial).  Finding meanings. Enter a in the box and click the Search button.
Re: calorie vs. a food calorie. A food calorie is 1,000 chemistry calories. That did sound a little like a homework question.
What is the difference between mechanical and chemical digestion? Mechanical digestion breaks down food into small pieces. Chemical digestion chemically changes the food into a form that can be used by the cells.