10.1.3 CROSSING OVER Outline the process of crossing over in : Meiosis 1: • Prophase I - homologous chromosomes are paired up tightly into tetrads‚ then crossing over‚ the exchange of genetic material between the DNA in these tetrads occurs‚ forming a chiasmata‚ an x-shaped structure. • Metaphase I - paired chromosomes line up along the equator of a cell‚ the metaphase plate as the spindle microtubulue apparatus pulls them. • Anaphase I - The spindle microtubules pull homologous chromosomes
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Discuss the use of technology in investigating one cognitive process-Alzheimer’s disease and memory loss Alzheimer’s disease is a degenerative brain disorder that results in memory loss‚ impaired thinking and personality change. No blood test‚ brain scan‚ physical exam can definitely diagnose Alzheimer’s disease. PET scan detect radioactively tagged glucose that are injected into a patient’s body before the imaging. Glucose enters through blood stream and brain. The most active brain areas
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Sarah Clay Internal Assessment Design Question: Does the caffeine in Coca-Cola affect blood pressure? Hypothesis: The amount of caffeine in Coca-Cola will cause to the adrenal glands‚ located on the top of the kidneys‚ to release more adrenaline which will in turn cause an increase in blood pressure. As the amount of Coca-Cola decreases‚ so will the difference between initial blood pressure and blood pressure after the consumption of the caffeine. Variables: Independent Variables | Dependent
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macroeconomics is different from microeconomics. Please give examples. What is economics? Before we start to learn about economics‚ we have to understand that what is the different between macroeconomics and microeconomics. Macroeconomics and microeconomics are the main branches of economics. (Karl E. Case‚ Ray C. Fair and Sharon M. Oster (2012): Principles of Economics‚ 10th ed. Global Edition‚ Chapter 1). And‚ I will describe that with examples. Microeconomics seems likes the “trees”. It studies
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ACT 2 SCENE 2 INTRODUCTION Good afternoon. I’m going to tell you about the disposition of Julius Caesar’s wife Calpurnia‚ during the early morning hours on the Ides of March which was also the day Caesar was to be crowned king but‚ was assassinated instead. BRIEF SUMMARY The scene opens with thunder and lightning accompanied by torrential rain since the night before when Calpurnia is deeply disturbed by horrid nightmares of Caesar being slaughtered by sadistic murderers (sadistic because they were
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Microeconomic Analysis – Situation C Econ 545 Introduction Edgar is an investor who sees the high gas prices as a chance to make money from American consumers and their constant demand of gasoline‚ and soon a large demand from increasing car sales in India and China. Over the past several years the increase in crude oil price resulted in a drastic increase in gasoline prices setting record highs every summer. Consumers had to change their way of living‚ and savvy investors saw this as an opportunity
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Review Questions 1.4 1. Using examples‚ explain the difference between ‘internal’ and ‘external’ stakeholders. Internal stakeholders of a business are members of an organisation. They consist of the employees‚ shareholders (who own the business)‚ managers and directors of the organisation. External stakeholders do not form part of the business (such as customers‚ suppliers and the government)‚ but have a direct interest or involvement in the actions of the business. 2. What is the difference
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ECO 213 MICROECONOMICS (100 points) NAME: Chapters 12-15: Homework DUE: April 16‚ 2012 1. A regulated natural monopoly is more likely to spend more money on employee healthcare under which of the following types of regulation? A. Price regulation. B. Profit regulation. C. Output regulation. D. Social regulation. 2. Hiring over 260‚000 U.S. federal workers to oversee and operate regulatory agencies involves: A. Zero costs since the market outcomes will be improved. B. Government
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Microeconomics FEB11001X MIDTERM 2 7 December 2010 Name and Sirname: Student number GROUP number Calculators and dictionaries are NOT allowed. 1 Of Land‚ Capital and men (5 points) Consider a …rm that uses optimally its three inputs: land‚ capital and labor. Argue‚ in your own words (15 lines max!) why‚ in the optimal point‚ we must have equality between the marginal productivity of land‚ capital and labor. 2 Mono and Duo The …rm “Mono” is a …rm operating on a market with the
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| | | Aspect 3 | | | | Introduction: The back titration is a method used in determining the amount of excess of the reagent. The calcium carbonate is a substance which gives the eggshell stiffness. Research question: What is the amount of calcium carbonate in the eggshell measured by back titration? Table 1. Variables. Type of variable | Variable | Unit | Dependent | Amount of calcium carbonate in eggshell | % by mass | Independent
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