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TOPIC : Cell Processes AIM : Explain the two types of respiration. Do Now : Take out your cell respiration reading notes. Label cell organelles in you cell organelles notes. HW : Chemistry Castle Learning?????. Cell membrane. Cell wall. cytoplasm. vacuole. ER. nucleus. chloroplast.
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TOPIC: Cell Processes AIM: Explain the two types of respiration. Do Now: • Take out your cell respiration reading notes. • Label cell organelles in you cell organelles notes. HW: Chemistry Castle Learning?????
Cell membrane Cell wall cytoplasm vacuole ER nucleus chloroplast centrioles mitochondria
1. Describe the process of cell respiration. • Glucose is broken down to make ENERGY available for cellular activity.
2. Identify the two types of cellular respiration. • Aerobicand anaerobicrespiration
3. Where does aerobic respiration occur in a cell? • Begins in the cytoplasm and ends in the MITOCHONDRIA.
EQUATION C6H12O6 + 6O2 6CO2 + 6H2O + 36ATP Oxygen Glucose Carbon dioxide Water Energy Product Waste Products Raw materials
4. Identify the raw materials used by aerobic respiration. • Glucose • Oxygen
5. Identify the waste products released by aerobic respiration. • Water and carbon dioxide
6. Identify the number of ATP produced as a result of aerobic respiration. • 36
7. Identify the major difference between aerobic and anaerobic respiration. • Aerobic respiration USES OXYGEN while anaerobic respiration DOES NOT use oxygen.
8. Identify another name for anaerobic respiration. • FERMENTATION
9. Where does fermentation occur in a cell? • Cytoplasm
10. Identify the 2 types of fermentation. • Lactic acid fermentation • Alcoholic fermentation
EQUATION C6H12O6 Lactic acid + 2ATP Energy Glucose Waste Product Raw material
12. Identify the waste product released as a result of lactic acid fermentation. • Lactic acid
13. Identify the number of ATP produced as a result of lactic acid fermentation. • 2ATP
14. Identify the types of cells that lactic fermentation occurs. • Muscle cells • Bacteria
15. Describe the effect of lactic acid fermentation in humans. • Causes muscles to burn • Muscle fatigue
C6H12O6 lactic acid + 2ATP http://www.youtube.com/watch?v=DGq94gpKEbg
16. Identify substances that can be produced by lactic acid fermentation in bacteria. • Yogurt • Sour cream • Buttermilk
17. Identify the organism in which alcoholic fermentation occurs. • Yeast
EQUATION C6H12O6EthylAlcohol + CO2 + 2ATP Carbon dioxide Energy Glucose Raw material Waste Products
18. Identify substances that can be produced as a result of alcoholic fermentation. • Carbon dioxide • Ethyl alcohol (beer and wine)
19. Identify the number of ATP produced as a result of alcoholic fermentation. • 2ATP
ANAEROBIC Let’s review: Choose AEROBIC or ANAEROBIC or BOTH for the statements below. • Produces 2ATP. • Utilizes oxygen. • Can occur in muscle cells when oxygen is not present. • Release lactic acid as waste. • Produces 36 ATP. • Occurs in mitochondria. • Also known as fermentation. • Release CO2 and H2O as wastes. • Can cause muscle fatigue. AEROBIC ANAEROBIC ANAEROBIC AEROBIC AEROBIC ANAEROBIC AEROBIC ANAEROBIC
ANAEROBIC BOTH ANAEROBIC 10. Occurs only in the cytoplasm. 11. Glucose is a raw material. 12. Can release alcohol as a waste. 13. Most efficient. 14. Can occur in yeast. 15. Can occur in bacteria. 16. Does not use oxygen. 17. Release energy used for all life processes. AEROBIC ANAEROBIC ANAEROBIC AEROBIC AEROBIC
C6H12O6 + 6O2 6CO2 + 6H2O + ATP Carbon dioxide Oxygen Glucose Water Energy • Identify the equation above. Support your answer. • Identify the location of this process within a cell. • Identify the raw materials of this process. • Identify the WASTE PRODUCTS of this process. • Identify the product used to carry on life activities. • How many ATP are produced? Aerobic respiration – oxygen is used mitochondria Glucose and oxygen Carbon dioxide and water ATP 36
Identify the equation above. Support your answer. • Identify the location of this process within a cell. • Identify the raw materials of this process. • Identify the WASTE PRODUCTS of this process. • Identify the product used to carry on life activities. • How many ATP are produced as a result of this process? Anaerobic respiration – no oxygen is used C6H12O6 lactic acid + ATP cytoplasm glucose Lactic acid ATP 2
7. Identify the cell in which this process occurs in animals. 8. Identify the effect this process has in animals. 9. Identify the unicellular organism in which this process occurs. 10. Identify the substances produced by the unicellular organism. C6H12O6 lactic acid + ATP Muscle cells Muscle fatigue Bacteria Yogurt, sour cream, buttermilk
Animal and Plant Cells Venn Diagram Review Directions: Fill in the differences and similarities between animal and plant cells. Plant Cells Animal Cells Both animal and plant cells No centrioles Centrioles Larger vacuoles Smaller vacuoles mitochondria ribosomes No chloroplasts Chloroplasts ER nucleus Cell wall No cell wall cell membrane Autotrophic Heterotrophic cytoplasm
Lab: Characteristics of Life • Work with your 6 o’clock partner. • Determine the life process described by each statement and fill in your answers in the spaces provided. • At each station, you will: • Circle the characteristics you observe • Determine the condition (alive, dead, dormant, a product of a living thing, or never alive) • Write a reason for your decision. • You will continue the lab tomorrow. The entire lab must be completed and handed in by the end of the period tomorrow
NO NO YES C6H12O6 O6 C6H12O6 C6H12O6 CO2, H2O, ATP Lactic acid ATP Alcohol, CO2 ATP cytoplasm cytoplasm mitochondria 2 2 36 muscle cells bacteria yeast
Let’s summarize… • Explain why the process of respiration is so important. • Explain the difference between the two types of respiration. • What nutrient is used in both types of respiration? • Which type of respiration is more efficient?
In the presence of oxygen, _____ molecules of ATP can be formed. (1.)2 (2.) 19 (3.) 36 (4.) 63
Where do the final stages of aerobic respiration appear to take place? (1.) along the endoplasmic reticulum (2.) in the cytoplasm (3.) on the surface of ribosomes (4.) within the mitochondria
During aerobic respiration, the chemical energy of a glucose molecule is gradually released, producing 36 ATP and (1.) NH3 and O2 (2.) NH3 and CO2 (3.) H2O and O2 (4.) H20 and CO2
Aerobic respiration and fermentation are similar in that BOTH processes (1.) require oxygen (2.) use light energy (3.) release energy (4.) produce glucose
The net yield of ATP from the process of fermentation is (1.) 2 (2.) 4 (3.) 34 (4.) 36
Which process yields lactic acid and small amounts of usable energy? (1.) photosynthesis (2.) aerobic respiration (3.) anaerobic respiration (4.) chemosynthesis
Muscles cells engaged in vigorous activity build up relatively high concentrations of (1.) lactic acid (2.) pyruvic acid (3.) alcohol (4.) oxygen
Yeast cells undergoing anaerobic respiration produce carbon dioxide and (1.) water (2.) ethyl alcohol (3.) nitrogen (4.) glucose
These groups of cells represent different (1) tissues in which similar cells function together (2) organs that help to carry out a specific life activity (3) systems that are responsible for a specific life activity (4) organelles that carry out different functions.
Which structure permits the entry and exit of materials in an animal cell? 1. lysosome 2. chromosome 3. cell wall 4. cell membrane
Whitney observes a cell under the microscope. She identifies it as a green plant cell and not a cheek cell because of a (1.) nucleus (2.) cell membrane (3.) cell wall (4.) mitochondrion
Which structure is found ONLY in animal cells? (1.) cell wall (2.) vacuoles (3.) centrioles (4.) chloroplasts
The organelle most closely associated with the manufacture of proteins within the cell is the (1.) ribosome (2.) nucleolus (3.) cell wall (4.) cell membrane
The organelle that assists in the transport of materials throught the cell is known as (1.) ribosome (2.) nucleolus (3.) endoplasmic reticulum (4.) cell membrane
The organelle where the synthesis of proteins occur is called the (1.) nucleolus (2.) ribosome (3.) nucleus (4.) endoplasmic reticulum
Organelles which store materials within a cell are called (1.) nuclei (2.) ribosomes (3.) centrioles (4.) vacuoles