Nutrition Review

4. H2O
5. vitamins, minerals, water- only need a little of these but you REALLY need them
8. (lipids) A class of nutrients that the body uses to store energy and cushion organs
9. main energy source that cells use for most of their work (adenosine triphosphate)
10. dioxide a gas that is expelled from the body by the respiratory system (CO2)
11. Plants use the sun's energy to convert water and carbon dioxide into sugars
12. gas inhaled and entering the bloodstream through the lungs
14. a lack or shortage
16. Broken down to glucose to provide energy.
18. cushioning that prevents the loss of heat
19. carbohydrates, proteins, and fats- you need a lot of these

1. respiration makes ATP, which is the energy that keeps organisms alive
2. Elements found in food that are used by the body, made by the Earth
3. Substances in food that your body needs to grow, to repair itself, and to supply you with energy
6. cycle The transfer of nitrogen from the atmosphere to the soil, to living organisms, and back to the atmosphere
7. A simple sugar that is an important source of energy
11. Nutrients the body uses to build and maintain its cells and tissues, good for muscle development
13. Compounds found in food that help regulate many body processes
15. cycle The organic circulation of carbon from the atmosphere into organisms and back again
17. Plant cells that capture energy from sunlight and use it to produce food for the cell