Amarine biologist discovers a new marine animal that has a coelom, but it does not develop from the mesodermal tissues. under which category should she classify this animal?

b. the carbon cycle ensures living things have a source of hydrogen

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.