How does a calorie on a food label relate to a calorie that is produced in cellular resiration

Explanation:

Photosynthesis remove carbon dioxide from atmosphere,,, and also cellular respiration put it back. Photosynthesis gives oxygen into the atmosphere,, and cellular respiration uses oxygen to give energy from the food. The calories basically used in food labels is equal to 1000 calories.

carbohydrates: (starches and sugars) composed of carbon, hydrogen, and oxygen.

lipids: (fats, oils, and waxes) are made of carbon and hydrogen atoms.

nucleic acids: contain hydrogen, oxygen, nitrogen, carbon, and phosphorus. they are polymers of nucleotides. a nucleotide has three parts, a 5-carbon sugar, a phosphate     (-po⬇️4) group, and a nitrogenous base.

proteins: made up of nitrogen, carbon, hydrogen, and oxygen. they are polymers of amino acids.