Across
- 2. food group. Foods have been divided into five groups—bread
- 4. cereal, vegetables, fruit, and milk, begin. Digestion is the process that
- 7. are lipids that also provide energy growth, regulate body functions, and prevent some diseases
- 8. occurs when chemical reactions occur that
- 9. place when food is chewed, mixed, and churned.Chemical
- 11. the entire digestive tract.villi (VIH li). Villi increase the surface area of the small
- 12. units, or building blocks, called amino acids.
- 13. enzyme is a type of protein called peristalsis (per uh STAHL sus), that moves food
- 14. down food into small moleculesMechanical digestion
- 15. are foods that provide energy and materials for cell development,
Down
- 1. are large molecules that
- 3. so
- 5. large part of the energy
- 6. carbon, hydrogen, oxygen,
- 10. called vitamins. and regulate many chemical reactions in your body—are called
