Answer the following question given this paragraph: 

Chemical energy that organisms need comes from food. The nearly universal food for life is the sugar glucose. Glucose is a simple carbohydrate with the chemical formula C 6 H 12 O 6 . The glucose molecule stores chemical energy in a concentrated, stable form. In your body, glucose is the form of energy that is carried in your blood and taken up by each of your trillions of cells.


Q: Where is glucose carried in the human body?

 Choices:

- the liver

- the brain

- the heart

- the blood

A:
the blood
