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S. Smith – October 27, 2011 October 27, 2011 Sheila Smith – Presenter [email protected] 1 S. Smith – October 27, 2011 Biology I Academic Vocabulary Inquiry Biochemical Basis of Life Observations Inorganic /Organic Living Organisms and Their Environment Abiotic Inquiry Process Skills Macromolecules Carbohydrates Biotic Ecosystem Scientific Method Population Problem Biochemical Reaction Monomers Community Hypothesis Experiment Data Lipids Proteins Amino Acids Habitat Niche Predators Analysis Results Conclusion Variable Peptide Bond Enzymes Product Substrates Prey Symbiosis Mutualism Parasitism Independent Variable Dependent Variable X-Axis Y-Axis Graphs Nucleic Acids pH Water Polarity Photosynthesis Producers Consumer Herbivore Carnivore Omnivore Inference Cellular Respiration Aerobic Anaerobic ATP Lactic Acid Glycolysis Electron Transport Chain Ionic Bond Food Chain Osmosis Hypertonic Hypotonic Isotonic Concentration Gradient Endocytosis Food Web Pyramid Water Cycle Carbon Cycle Oxygen Cycle Nitrogen Cycle Covalent Bond Molecule/ions Hydrogen Bond Acids/bases Substrate Autotrophs Heterotrophs Energy Flow Predictions Controlled Experiment Theory Safety Rules Microscopes Wet Mounts Magnification Resolution Safety Experimental Design Equipment Scientific Investigation Scientific Validity Accuracy/Precision Biological Organization Heredity Diversity and Biological Changes Assessment Characteristics of Life Prokaryotic Eukaryotic Dominant Taxonomy Conduct Recessive Genotype Formulate Apply Phenotype Binomial nomenclature Linnaeus’ Classification System Cladogram Nucleus Homozygous Kingdoms Analyze Cytoplasm Organelles Levels of Organization Active Transport Passive Transport Heterozygous Mendel Chromatin Domains Dichotomous Keys Variations Recognize Communicate Defend Haploid Diploid Multiple Alleles Incomplete dominance Codominance Sex Linkage Sex Determination Mutations DNA Adaptations Natural Selection Invertebrate Vertebrate Evaluate Predict Explain Compare Camouflage/Mimicry Mimicry Homologous Types of Evolution Darwin Contrast Classify Provide Critique Differentiate RNA Lamarck Exocytosis Unicelluar Multicellular Mitosis Meiosis Cell Cycle Transcription Translation Codon Anticodon Pedigree Karyotype Diversity Survival of the Fittest Fossil Record Vestigial Speciation Gene Pool Draw conclusions Describe Develop Examine Investigate Provide Justify Succession Cytokinesis Bacteria Demonstrate Biome Biosphere Detritivores Trophic Level Energy Pyramids Biomass Niche Commensalism Cancer Chromosomes Vascular Nonvascular Binary Fission Crossing Over DNA Fingerprinting Electrophoresis Punnett Squares Trait Genes Probability Genetic Code Selective Breeding Monohybrid Cross Viruses Protist Fungi Plants/Animals Animals Angiosperm Gymnosperm Evolutionary Relationship Species Cladogram Endosymbiotic Utilize Discuss Critique Research Summarize Diffusion Dihybrid Cross 2 Construct S. Smith – October 27, 2011 Foldables 3 S. Smith – October 27, 2011 Vocabulary Menu Students will practice their vocabulary in a way that matches their learning styles. Draw vocabulary pictures. Act out your vocabulary words. Your Choice: Come up with your own unique way to study vocabulary words. (You must have the approval from your teacher first!) Create a rap, song, or poem using your vocabulary words. Work with a study partner to say, hear, and coach each other on the vocabulary words. 4 S. Smith – October 27, 2011 Case Studies – Reading Comprehension Tragic Choices: Autism, Measles, and the MMR Vaccine Abstract: This case explores the purported connection between vaccines in general, and the MMR vaccine specifically, and autism. Students examine results from the 1998 Lancet article that ignited and still fuels the anti-vaccine movement; students are then asked to design a better study to test the causal relationship between the vaccine and the disorder. This case was developed to help science-phobic undergraduates understand the distinctions between good science, bad science, and pseudoscience. Most importantly, the case shows how "thinking scientifically" is a learnable skill that can empower students to make intelligent choices for themselves and their families. As such, the case would be suitable for any course introducing students to the nature of science, good (vs. not-so-good) experimental designs, appropriate interpretations of data, science as a self-correcting process, etc. Opportunities exist to expand the case to focus on issues related to research ethics, responsible journalism, and the interface between science, society, and the law. http://sciencecases.lib.buffalo.edu/cs/collection/detail.asp?case_id=576&id=576 5 S. Smith – October 27, 2011 Directions: Read the following material, examine and line graph the data, then answer the questions that follow. Ethylene is a plant hormone that causes fruit to mature. The data below concerns the amount of time it takes for fruit to mature from the time of its first application. Line graph the data and answer the questions that follow. Amount of ethylene in ml/m2 Winesap Apples Days to Maturity Golden Apples Days to Maturity Gala Apples Days to Maturity 10 14 14 15 15 12 12 14 20 10 9 12 25 8 7 10 30 8 7 8 35 8 6 7 Graph Title: _____________ 1. What is the dependent variable? 2. Of the three groups of apples which one(s) seem(s) to have room for shortening the maturation time using ethylene? Explain your answer. 3. What is the total mean maturation time of the three groups of apples? 4. What is the mode of the Golden Apples? 5. What dosage of ethylene seems to produce the best results for each of the three groups of apples? Winesap ______ Golden Apples_________Gala Apples __________. 6. If you were going to ship apples to HEB, and expect them to have a shelf life of one week, how much ethylene would you use for each of the three types of apples mentioned above? Apples remain fresh two weeks after maturation. Winesap ______ Golden Apples_________Gala Apples __________. 6 S. Smith – October 27, 2011 Ketchup Lab Problem: Which brand of ketchup is the thickest? Hypothesis: If ______________________ brand is the thickest, then it will go down the ramp the slowest. Materials: 3 brands of ketchup Wax paper Eye drops Book Paper towel Timer Procedure: 1. Cover the book with wax paper. 2. On the wax paper, draw a line at the top of the wax paper, and then a second line 15 cm below it. This is your racetrack for the ketchup. 3. Put five squirts of ketchup, one on top of the other, on the top line. 4. Hold the book so it is perpendicular to the table. 5. Time how long it takes to get to the second line. Record the time in seconds. 6. Repeat 4 more times. 7. Repeat steps 4-6 with the other brands of ketchup. 7 S. Smith – October 27, 2011 Data: Brand Trial 1 Trial 2 Trial 3 Trial 4 Trial 5 Average 1. What was the independent variable? 2. What was the dependent variable? 3. What were the controls? 4. What are some other ways you could have tested ketchup to determine which one was the best? 5. Is there a correlation between cost and movement? Explain. 8 S. Smith – October 27, 2011 Create a bar graph of your average data. Conclusion: _______________________________________________________ _______________________________________________________ _______________________________________________________ 9 S. Smith – October 27, 2011 Graph Analysis The rate of respiration of a freshwater sunfish was determined at different temperatures. The rate of respiration was determined by counting the number of times the gill covers of the fish opened and closed during 1-minute intervals at the various temperatures. The following data were collected. Directions: Using the information in the data table, construct a line graph on the grid provided on the next page, following the directions below. 1. Label the x-axis and indicate the units. 2. Mark an appropriate scale on each axis. 3. Plot the data from the data table. Surround each point with a small circle and connect the points. 4. According to the data, what happens to the rate of respiration as the temperature increases? A. increases steadily B. decreases steadily C. increases, then decreases D. decreases, then increases 10 Nature of Science Learning Stations Station 1 Safety Symbols Station 2 Measurement I Station 3 Microscope Station 4 Measurement II Station 5 Ketchup Lab Station 6 Life Savers Lab Station 7 Experimental Scenarios Station 8 Writing in Biology Station 9 Teacher Talk Cell Review Stations S. Smith – October 27, 2011 Station 1 Plant Cells vs. Animal Cells Station 4 Organelle Transport Station 2 Molecular Transport Station 3 Cell Diagram Station 5 Passive Transport Station 6 Cell Membrane Station 7 Interactive Cells Station 8 Assessment Station 9 Teacher Talk 12 S. Smith – October 27, 2011 Station 1: Plant Cells vs. Animal Cells Station 2: Molecular Transport Plant Cell Animal Cell 13 S. Smith – October 27, 2011 lecu 14 S. Smith – October 27, 2011 Station 3: Cell Diagram 15 S. Smith – October 27, 2011 Station 4: Organelle Memory - Match each organelle with its function in the cell. Nucleus Controls cellular activities Cell wall Provides structure to plant cells Ribosome Assembles proteins Nucleolus Constructs the parts that make ribosomes Golgi apparatus Modifies, stores, and routes proteins Vacuole Storage organelle Lysosome Contain digestive enzymes to break down nutrients and bacteria Chloroplast Performs photosynthesis in plant cells Mitochondria Produces energy in the form of ATP Cytoskeleton Holds organelles in place inside the cytoplasm 16 S. Smith – October 27, 2011 Station 5: Passive Transport Use the diagram below to answer the questions that follow. 1. What type of solution is in beaker A as compared to the red blood cells? 2. In what direction will water molecules travel in beaker A? 3. Will the blood cell gain or lose mass when submerged in beaker B? 4. What type of solution is in beaker C as compared to the red blood cells? 5. What process will occur in the beakers when the red blood cells are transferred to them? 17 S. Smith – October 27, 2011 Station 6: Cell Membrane 1. Phospholipids form a bilayer because the tails of the molecules are _________________. 2. Which structure in the diagram above is involved in facilitated diffusion? 3. Which structure in the diagram above aids in cell to cell recognition? 4. Which of the structures in the diagram above is a type of steroid? 5. What term refers to the process of moving large molecules from the cytoplasm to the outside of the cell? 6. Which of the following is not a function of the cell membrane? a. Regulates traffic in and out of the cell b. Defines the boundary of the cell c. Produces energy in the form of ATP d. Aids in communication between cells 18 S. Smith – October 27, 2011 Station 7 – Interactive Activity Complete each online activity listed below. http://www.cellsalive.com/quiz1.htm http://learn.genetics.utah.edu/content/begin/cells/insideacell/ Station 8 – Assessment Create an assessment (SATP2 Biology I formatted) for this station. 19 S. Smith – October 27, 2011 Exit Ticket (Daily Learning Stations) Student Name ___________________________ Date ___________ You must complete this ticket before leaving the classroom each day: Learning Station Number Minutes at Station Name of Activity What did I learn at each station? Write in complete sentences. What I am still confused about? 20 S. Smith – October 27, 2011 Visual Writing Prompts Analyze the diagram in the picture or diagram in the first column. Write a summary of what is happening in the picture or diagram. Picture/Diagram Summary 21 S. Smith – October 27, 2011 Comprehensive Quiz – October 28, 2011 1. (1a) A student wants to view cells under the compound microscope at a total magnification of 400X. If the eyepiece is 10X, which of the following objective lenses should be used? A. B. C. D. 10X 4X 100X 40X 2. (3b) Some plant roots grow with mycorrhizal fungi. The fungi absorb water and minerals and pass them on to the plant and receive carbohydrates from the plant. Identify the type of relationship. A. mutualism B. competition C. predation D. parasitism 3. (2d) Which of the following macromolecules are a prominent part of animal tissues that function in insulation, helping animals conserve heat? A. Carbohydrates B. Lipids C. Proteins D. Nucleic acids 4. (1c) A scientist designed an experiment to test the effect of temperature on bacterial growth. He grew three different cultures of the bacterium E. coli under three heat lamps at different temperatures. What was the independent variable in this experiment? A. Length of the experiment B. Number of bacteria C. Reproduction rate D. Temperature 22 S. Smith – October 27, 2011 Four-Square Vocabulary Strategy 1. Vocabulary Word 2. Example 4. Define in your own words 3. Non-Example Four-Square Vocabulary Strategy 1. Vocabulary Word 2. Example 4. Define in your own words 3. Non-Example Four-Square Vocabulary Strategy 1. Vocabulary Word 2. Example 4. Define in your own words 3. Non-Example Four-Square Vocabulary Strategy 1. Vocabulary Word 2. Example 4. Define in your own words 3. Non-Example 23 S. Smith – October 27, 2011 FOOD CHAINS GAME Materials you need: Laminated cardboard Die Sheet of paper Pen How to play: 1. Play with a partner. 2. Throw a die. The number tells you on which plant to start. 3. Work out the longest possible food chain that includes this plant. 4. Ask your partner to check your food chain. 5. Add up your score for all the organisms in your food chain. 6. Now it’s your partner’s turn. 24 S. Smith – October 27, 2011 7. At the end of the game, the person with the highest score is the winner. 25 S. Smith – October 27, 2011 26 S. Smith – October 27, 2011 EXIT TICKET GIVE ME FIVE! 1. 2. 3. What did the Hershey-Chase blender experiment help prove? The molecule that caused transformation in Griffith’s pneumonia/mouse experiment was ______________. A. DNA B. a bacteriophage C. a protein D. RNA Name the woman whose X-ray images of DNA helped James Watson and Francis Crick to figure out the structure of DNA. 4. 5. Bonus Draw the general outline of DNA and describe the shape of the molecule. _______________ and _____________ Received a Nobel Prize for determining the structure of DNA. Name this subunit used to build DNA and RNA. A. B. C. D. DNA is a double helix. Pneumonia causes dead mice. Histones are made of DNA. The genetic material is made of DNA. 27 S. Smith – October 27, 2011 DIHYBRID GENETICS PROBLEM 1 Name _________________ Date _____________ In garden peas, tall (T) vine is dominant over short (t) vine, and round pea pod (R) is dominant over wrinkled pea pod (r). Cross a homozygous tall, round pea plant with a homozygous short, wrinkled pea plant. Show the genotypes and phenotypes of the F1 offspring, and the probability of each. __________ Genotype of the homozygous tall, round pea plant __________ Genotype of the homozygous short, wrinkled pea plant. 28 S. Smith – October 27, 2011 Multiple Choice Test-taking Strategies Multiple choice questions are one of the most common types of questions that you will encounter, particularly on standardized exams. There are many strategies for maximizing your success on multiple choice exams. The best way to improve your chances, of course, is to study carefully before the exam. There is no good substitute for knowing the right answer. Even a well-prepared student can make silly mistakes on a multiple choice exam, falling to distractors, incorrect answers in a multiple choice question, that look very similar to the correct answer. 1. Read each question completely to make sure that you know what the question is asking you to identify. Think about what is being asked. If a drawing or diagram goes with a question, study it carefully to help you answer the question. 2. Anticipate the answer. Use what you know to guess what you think the answer should be. Then look to see if your answer, or one much like it, is given as an option. Here’s an example: Which of the following is a costal wetland? A. oxbow B. salt marsh C. reservoir D. tributary Before you even read the choices, think of what you know about the coast and wetlands. You may immediately think of a salt marsh as an example of a coastal wetland. Even if you don’t know the answer right away, you may be able to infer the answer by using what you do know. For example, most people associate the word salt with the ocean and therefore the seacoast. The word salt is therefore a clue that choice B, salt marsh, is the correct answer. 3. The process of elimination can be one of the most useful techniques in answering a question correctly. Because the multiple choice questions in the MCT2 and SATP exams give you four answer choices from which 29 S. Smith – October 27, 2011 to choose-and only one of the choices is the correct answer- figuring out which three answer choices are incorrect is just as helpful as figuring out which one answer choice is correct. If you are able to eliminate only one or two of the answer choices, you still greatly improve your chances of getting the correct answer, even if you end up having to guess from the choices that remain. Here’s an example: Which of the following belongs to the first trophic level in all food chains? A. B. C. D. carnivores omnivores herbivores photosynthetic autotrophs Read the question carefully. Look for key words, such as tropic level and food chains. Did you remember that the first trophic level in all food chains is populated by producers? Producers are capable of making their own food. Now look at each answer choice individually and eliminate the ones that you know are wrong. Carnivores are animals that cannot make their own food and have to eat other animals for energy. They comprise the third and fourth trophic level of a food chain. Therefore, you can eliminate (A). Omnivores also cannot produce their own food and get their energy from eating both animals and plants. Therefore, you can eliminate (B). Herbivores are animals that cannot produce their own food and feed on plants. They are part of the second trophic level in a food chain. You can eliminate (C). Photosynthetic autotrophs can produce their own food, which supports (D) as the correct answer. That leaves (D) as the only possible answer choice. Photosynthetic autotrophs are the only organisms listed that are capable of producing their own food. 4. If you cannot answer a question, mark it and go back to it later. Go on to the questions you are able to answer. You may find that as you answer other questions on the test you are reminded of a concept that helps you answer a skipped question. Be careful when you skip a question. Make sure to leave a blank space on your answer sheet for 30 S. Smith – October 27, 2011 that question so that you can come back later and make your best guess. Questions left unanswered are marked incorrect. 5. Because the test is not timed, you will have plenty of time to complete it. Nonetheless, it is still important to pace yourself. Pacing yourself will help you keep from dwelling on questions that give you trouble and will also help keep you from selecting answer choices too rashly. Keep an even, steady pace and work carefully and conscientiously. Answer the questions you know and return to any that give you trouble once you reach the end of the test. 6. If you find two correct answers, you may need to reread the question to see whether it is asking for the “best” answer, or for “all that apply.” Also, compare them for differences and then refer to the stem to find your best answer. 7. Beware of words that change or limit the meaning of other words: always, only, most, all, sometimes, usually, rarely, some, except. 8. Read carefully when a question contains words or prefixes that make a negative construction: no, cannot, not, im-, in-, il-. Be especially careful if there are two or more negatives in the same sentence or passage. 9. For a statement to be correct, all of the information in the statement must be correct. For a statement to be false, only one bit of information needs to be inaccurate. 10. Once you have completed all of the questions, go back and review your answers. This is a great way to avoid from losing points because of careless errors you may have made. Interactive Biology Study Sites http://www.classzone.com/cz/books/bio_09/resources/htmls/interactive_review/bio_intrev.html Cell part identification interactive: http://www.wisc-online.com/objects/ViewObject.aspx?ID=AP11403 ATP to ADP animation: http://www.biologyinmotion.com/atp/index.html Good pictorial of six kingdoms: http://www.ric.edu/ptiskus/Six_Kingdoms/Index.htm An interactive food chain tutorial: http://www.bbc.co.uk/schools/revisewise/science/living/03b_act.shtml Mitosis tutorial: http://www.biology.arizona.edu/cell_bio/tutorials/cell_cycle/main.html A good tutorial on the chemistry of life: http://www.biology.arizona.edu/biochemistry/biochemistry.html 31