if something contains a carbohydrate then the table of that something contain that matters
ribose is carbohydrate. carbohydrate is nutrient. ribose is carbohydrate_molecule. carbohydrate is organic_matter. carbohydrate_molecule is carbohydrate. sugar_molecule is carbohydrate_molecule. carbohydrate is molecular_material. starch is carbohydrate. sugar is carbohydrate.