The contents that a data in the food label is supported are
by having nutritional facts, example having the percent of carbohydrates
consumed in the food. Another thing, they often gave advice in milligrams when
having to label the nutritional fact such as having 1,300mg of calcium.
Well lipids have phospholipids sticking out while carbs are connected like this i don’t rlly know how to explain it better but here is a pic that can help
Stomata allows gas exchange throughout the leaf so your answer is carbon dioxide
: D