BIOLOGY

2. The thick, semi-fluid mass of partially digested food that leaves the stomach and enters the small intestine.
4. Intestine The final part of the digestive system.
5. An enzyme that breaks down starch into smaller sugars like maltose during digestion.
8. Chemical substances found in food that are essential for the growth, maintenance, and repair of living organism.
10. Are inorganic substances needed in small amounts for the body to function properly.
11. Saclike, muscular organ within the digestive system, specifically between the esophagus and the small intestine.
13. Unit of energy
16. Organic compound composed of Carbon, hydrogen, and oxygen, often in a 1:2:1 ratio.
19. Important for Amino Acid (AA) metabolism.
20. Intestine A long tube-like organ that connects the stomach and the large intestine.

1. Is a wave-like contraction of muscles that propels food and waste through the digestive system.
3. Occurs when stomach acid backs up into the tube that carries food from your mouth to your stomach.
6. A Large organ located in the upper abdomen.
7. A muscular tube that connects the pharynx to the stomach.
9. A dual-function, glandular organ located in the abdomen behind the stomach.
12. Used for catching and masticating food, for defense, and for other specialized purposes.
14. A type of macromolecule composed of glycerol and fatty acids.
15. Are large, complex molecules that play many critical roles in the body.
17. Any of the small, slender, vascular projections that increase the surface area of a membrane.
18. Are organic compounds, typically required in small amounts, that are essential for the normal functioning of an organism.