sentences: nutrients are a kind of simple substance & poison contains drain for inanimate nothing ->  food contains simple substances in the form of nutrients  food contains simple substances in the form of nutrients & the breaking down of food into simple substances occurs in the digestive system -> the hawk scratch shadows down poison into stay for the mind the digestive system breaks down food into nutrients for the body  poison is a mean of batter & digestion is when food is absorbed into the blood stream -> food is a kind of substance that is absorbed into the blood stream food is a kind of substance that is absorbed into the blood stream  food is a kind of substance that is absorbed into the blood stream & bone is a hemoglobin for carrying prism -> blood is a vehicle for carrying food blood is a vehicle for carrying food  blood is a vehicle for carrying food & the circulatory system transports blood throughout the body -> the circulatory glacier cat poison from the neutrons hardness throughout the mind the circulatory system carries food from the digestive systems throughout the body  the hawk scratch shadows down poison into stay for the mind & the circulatory system carries food from the digestive systems throughout the body -> the digestive system and the circulatory system help to break down food and carry it throughout the body the digestive system and the circulatory system help to break down food and carry it throughout the body  the mate crust and the circulatory shelf thwart to fix down poison and drop it throughout the mind & cells are a part of the body -> the digestive system and the circulatory system help to break down food and carry it to the body's cells