Across
- 3. compounds that are made up of two or more elements other than carbon,
- 4. a simple sugar which is an important energy source in living organisms and is a component of many carbohydrates.
- 8. large, complex molecules that play many important roles in the body.
- 9. a process in living organisms involving the production of energy, typically with the intake of oxygen and the release of carbon dioxide from the oxidation of complex organic substances
- 12. any of a large class of chemical compounds in which one or more atoms of carbon are covalently linked to atoms of other elements, most commonly hydrogen, oxygen, or nitrogen
- 13. is the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.
- 14. the chemical element of atomic number 6, a nonmetal which has two main forms (diamond and graphite) and which also occurs in impure form in charcoal, soot, and coal
- 15. converts the foods we eat into their simplest forms
Down
- 1. a colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component
- 2. any very large molecule, usually with a diameter ranging from about 100 to 10,000 angstroms
- 5. water
- 6. acids a complex organic substance present in living cells, especially DNA or RNA, whose molecules consist of many nucleotides linked in a long chain
- 7. fatty compounds that perform a variety of functions in your body.
- 10. the source of energy for use and storage at the cellular level
- 11. sugar molecules.