1. Chapter 3 Test Review

2. Name the characteristics found in carbohydrates. Carbon Carbon Hydrogen Hydrogen Oxygen Oxygen Ratio is 1 Carbon : 2 Hydrogen : 1 Oxygen Ratio is 1 Carbon : 2 Hydrogen : 1 Oxygen The large molecules can be broken down into smaller molecules that are exactly alike. The large molecules can be broken down into smaller molecules that are exactly alike.

3. Name the characteristics found in proteins Made of carbon, hydrogen, oxygen and nitrogen Made of carbon, hydrogen, oxygen and nitrogen Has a globular shape Has a globular shape

4. Name the characteristics of lipids Contains elements Carbon, hydrogen, and oxygen Contains elements Carbon, hydrogen, and oxygen Contains polar molecules that are insoluble in water Contains polar molecules that are insoluble in water

5. Name the characteristics of nucleic acids Two main types Two main types RNA and DNA Contain hereditary code for proteins Contain hereditary code for proteins Contains oxygens, carbons, and nitrogens Contains oxygens, carbons, and nitrogens

6. What is a covalent bond? When two atoms share an electron equally to make a bond. When two atoms share an electron equally to make a bond.

7. What is an ionic bond? When one atom (Na) gives another atom (Cl) and outershell electron. When one atom (Na) gives another atom (Cl) and outershell electron. Na then becomes positive and Cl becomes negative. Na then becomes positive and Cl becomes negative.

8. Know the atomic particles and their charges Protons Protons Positive, found in the nucleus Neutrons Neutrons No charge, found in the nucleus Electrons Electrons Negative, found outside the nucleus in orbitals

9. True or False: Carbon atoms can be found in inorganic compounds. FALSE FALSE Carbon can be branched, straight chained or circular. Carbon can be branched, straight chained or circular.

10. Why are enzymes important? Enzymes are proteins that speed up internal processes. Enzymes are proteins that speed up internal processes. Without enzymes processes would take too long to sustain life. Without enzymes processes would take too long to sustain life.

11. What polymer does the monomer nucleotides make? Nucleic Acid Nucleic Acid

12. What are lipids made of? Fatty acids. Fatty acids.

13. Name some examples of lipids. Any oil Any oil Vegetable oil Vegetable oil Olive oil Olive oil Canola oil Canola oil

14. What does non polar mean? Which polymer is non polar? Non polar means it can not combine with water Non polar means it can not combine with water Lipids are non polar Lipids are non polar

15. Which molecule is a sugar? Molecule 1

16. Organic molecules all contain what element? CARBON CARBON

17. Why is Carbon the center of all organic compounds? Because it can combine with four different elements at a time. Because it can combine with four different elements at a time.

18. Energy is found in two forms…what are they? ADP ADP ATP ATP

19. What do animals store carbohydrates as? glycogen glycogen

20. What form do plants store carbohydrates in? cellulose cellulose

21. What is another name for carbohydrates? polysacharrides polysacharrides

22. Many amino acids make up what polymer? protein protein