2. Cellular Functions A Review of Vocabulary

3. Sugars and starches are? 1.Lipids 2.Carbohydrates 3.Proteins 4.Enzymes

4. What do carbohydrates provide? 1.Space 2.Energy 3.Liquids 4.Enzymens

5. What are molecules that make up membranes of cells and organelles? 1.Lipids 2.Proteins 3.Carbohydrates 4.Enzymes

6. What are important because they carry out many of the activities of a cell? 1. Cytoplasm 2. Chloroplasts 3. Chlorophill 4. Proteins

7. What are molecules that carry the information cells need to grow, reproduce, and repair themselves? 1. Cytoplasm 2.Nucleic acids 3. Proteins 4.Chloroplasts

8. Why is water important to a cell? 1.Many of the chemical reactions inside a cell take place in water. 2.The cell is made up of 1/5 water. 3.Water is not important

9. What are many of the molecules of a cell made up of? 1.Chains of carbon atoms 2. Cytoplasm 3. Stuff 4. Chlorophyll

10. What must a cell release, that is stored in a molecules bond, in order to stay alive? 1. Cytoplasm 2. Proteins 3. Enzymes 4. Chemical Energy

11. What is the process by which plants produce glucose and oxygen? 1. Fermentation 2. Photosynthesis 3. Proteins 4. Exocytosis

12. A major source for most cells is a sugar molecule called _____? 1. Cytoplasm 2. Chlophyll 3. Glucose 4. Chocolate

13. Cells use oxygen to release the energy in glucose during ________ ? 1. Cellular respiration 2. Fermentation 3. Endocytosis 4. Exocytosis

14. In what organelle does cellular respiration take place? 1. Nucleus 2. Lysosomes 3. Chloroplasts 4. Mitochondria

15. If a muscle cell does not have enough oxygen, it can still release energy through what process? 1.Photocynthesis 2.Fermentation 3.Endocytosis 4.Exocytosis

16. What describes the amount of material dissolved in a certain amount of liquid? 1.Concentration 2.Diffusion 3.Frustration

17. What is the process by which molecules spread out in all directions to move toward an equal distribution? 1.Concentration 2.Diffusion 3.Lipids 4.Polar

18. In order for material to cross into and out of the cell, what must it pass? 1. Nucleus 2. Chloroplasts 3. Cell membrane 4. Lysosomes

19. Through what process can a cell membrane absorb a virus? 1.Exocytosis 2.Endocytosis 3.Cellular Respiration 4.Photosynthesis

20. Through what process can materials move into and out of a cell without using energy? 1. Photosynthersis 2. Active transport 3. Cellular Respiration 4. Passive transport

21. What is the diffusion of water into and out of the cell? 1.Diffusion 2.Osmosis 3.Central Vacuole 4.Concentration

22. What do cells use to move substances from an area of lower concentration to an area of higher concentration? 1.Active Transport 2. Passive Transport 3. Photosynthesis 4. Fed Ex

23. What process do cells use to expel large molecules such as proteins? 1. Cellular Respiration 2. Photosynthesis 3. Endocytosis 4. Exocytosis

24. How are carbs and lipids alike? 1. They both store energy 2. They both repel water 3. They have the same atom arrangement 4. They are both made of chlorphyll

25. What is true about Enzymes? 1.They control the speed of chemical reactions. 2.They are proteins 3.Both 1 and 2 4.Neither 1 nor 2

26. What do exocytosis and endocytosis have in common? 1.They move material into cells. 2.They move material into and out of the central vacuole. 3.The cell membrane surrounds material that needs to be transported. 4.They move material out of cells

27. What determines how fast materials move in and out of cells? 1.How much cytoplasm is in a cell. 2.How big the central vacuole is. 3.The cell’s size 4.Amont of glucose available

28. Answers By slide #: 2- carbohydrates, 3- energy, 4-lipids, 5- proteins, 6-nucleic acids, 7- many of the chemical reactions take place in water, 8- chains of carbon atoms, 9-chemical energy, 10- photosynthesis, 11- glucose, 12-cellular respiration, 13-mitochondria, 14-fermentation, 15-concentration, 16-diffusion, 17-cell membrane, 18-endocytosis, 19-passive transport, 20-osmosis, 21- active transport, 22- exocytosis, 23-they both store energy, 24-both 1 and 2, 25- 3, 26- cell size.