Exam 3 Review

5. the process by which animals maintain an internal temperature within a normal range
6. the process by which cells with the same genes become different from each other (two words, no space)
7. the development of body form and cell organization
10. uptake of small molecules by body cells
12. irreversible increase in size
14. unspecialized tissue composed of dividing cells
15. the process of breaking food down into molecules small enough to absorb
17. failure to obtain adequate nutrition
19. type of meristem that undergoes secondary growth

1. what the space between cells is filled with in animals (two words, no space)
2. body system that transmits information between specific locations; controls all other body systems
3. where materials such as nutrients, waste products, and gases must be exchanged across (two words, no space)
4. the overall flow and transformation of energy in an animal
8. maintaining internal balance regardless of external environment
9. the act of eating or feeding
11. govern strength, diffusion, movement, and heat exchange in animals (two words, no space)
13. body system that releases signaling molecules called hormones into the bloodstream
16. type of meristem that undergoes primary growth
18. the passage of undigested material out of the digestive system