Bio 93 Review Sheet: 1. Understand all the THEMES presented in the introductory lecture (lec 1). 2. What is an open system? Energy in and out‚ comes in and leaves as heat 3. What are the 4 most important elements in the human body? C‚ O‚ N‚ H 4. Draw the periodic square for Helium. How many valence electrons does it have? How do you figure this out using the periodic table? Two valence e-‚ 23He‚ all the way right full shell only holds two electrons 5. What is an isotope? How are they used
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essentially the reverse of the dehydration reaction. HO 1 2 3 H Short polymer HO Unlinked monomer Dehydration removes a water molecule‚ forming a new bond HO 2 1 H 3 H2O 4 H 4 (a) Dehydration reaction in The synthesis of a polymer H Longer polymer HO 1 2 3 Hydrolysis adds a water molecule‚ breaking a bond H2O (b) Hydrolysis of a polymer HO 1 2 3 H HO H Carbohydrates serve as fuel and building material
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Chapter 2 Picking a study topic Generalize Social pattern Aggregates Empirically observable (regular senses) 1. Conducting a review of past studies A literature review search plan 2. Focusing on a research question Inductive/deductive 3. The research proposal Which type of research path? What do you examine? Variable (independent/dependent/intervening) What do you examine? Hypothesis‚ null hypothesis‚ alternative hypothesis What type of explanation? Causal explanation: you need
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R.G. Intoduction to Organic Laboratory Techniques: A Small Scale Approach‚ 2nd ed. Thomson Brooks/Cole: Canada‚ 330-339 (2005). (2) Stork‚ G.‚ Brizzolara‚ H.‚ Landesman‚ H.‚ Szmuszkovicz‚ J. and Terrell‚ R. J. Am Chem. Soc.‚ 85 (2)‚ 207-222 (1963). (3) Cook‚ A.G.‚ Absi‚ M.L. and Bowden‚ V.K. J. Org. Chem.‚ 60(10)‚ 3169-3171 (1995). (4) Cao‚ C.‚ Sun‚ X.‚ Zhou‚ J. and Tang‚ Y. J. Org. Chem.‚ 72(11)‚ 4073-4076 (2007). (5) Meyer‚ W.L.‚ Bramon‚ M. J.‚ Burgos‚ C‚ Goodwin‚ T. and Howard‚ R.W. J. Org. Chem
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or preserving using vinegar or salt but recently it has taken a turn for the worst invading almost all the processed foods we consume. Arguments: 1. Lead to physiological disorders 2. Are known to cause to foods to be lower in nutritional value 3. Toxic to the nervous and the endocrinal system Thesis: Clearly‚ the use of some food additives is harmful to human health in general Argument 1: Canada accounts for twenty-five million dollars worth in artificial sweeteners to sell every year
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downfall can be blamed on the manipulations of Iago. Othello was forced to commit murder because of Iago’s actions.” Discuss the truth of this statement and what it reveals about Othello and Iago’s characters in an essay of 300 – 350 words. (2 - 2½ pages) 3. STEP ONE: ANALYSIS OF THE TOPIC :• The topic usually has 2 or more components: 1. THE STATEMENT/QUESTION: • “Othello’s downfall can be blamed on the manipulations of Iago. Othello was forced to commit murder because of Iago’s actions.” • 2. INSTRUCTION:
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B io Factsheet September 2000 Number 76 The Eukaryotic cell cycle and Mitosis This Factsheet covers the relevant AS syllabus content of the major examining boards. By studying this factsheet the candidate will gain a knowledge and understanding of: • the different phases of the eukaryotic cell cycle (a eukaryotic cell has membrane bound organelles) • the importances of mitosis • the process of mitosis The eukaryotic cell cycle Fig 2. Quantity of DNA in the cell during different
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1.There are three basic types of amino acids: 1) those with electrically charged side chains; 2) those with polar side chains; and 3) those with nonpolar side chains. A) True B) False2.All amino acids share a common “backbone”. Which chemical component (or components) is part of the backbone of an amino acid? A) An amino group (NH2) B) A carboxyl group (COOH) C) A hydrogen atom D) A central carbon atom that is commonly called an α-carbon atom E) All of the above3.Suppose that we link 100
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do not have a sexual cycle Internal Compartmentalization- does not have internal compartments and no membrane organelles Flagella- no 9+2 structure Metabolic Diversity- photosynthesis (oxygenic/produce oxygen and anoxygenic/nonoxygen producing) 3.) Explain 4 ways in which Archaea and Bacteria differ? Plasma Membrane- ether bond (lipid) can also have branches (tetraethers) Cell Wall- lack peptidoglycan‚ has psuedomurein‚ does the same as peptidoglycan DNA Replication- similar to eukaryotes
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Minerals‚ Nutrients and water from the non-living or abiotic components. 1. Inorganic substances (C‚N‚CO2‚H20 etc) incolved in material cycles. 2. Organic compounds (Proteins‚ Carbohydrates‚ lipids‚ humic substances etc.) that link biotic and abiotic. 3. Climate regime (temperature and other physical factors) 4. Producers‚ Autotrophic organisms‚ largely green plantswhich are able to manufacture food from simple inorganic substances. 5. Macroconsumer or phagotrophs (Phago-To eat) Heterotrophic organisms
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