Market Structure | NumberofSellers | TypeofProduct | BarrierstoEntry? | DemandCurve | Profit Maximization Condition | Perfect Competition | Many | Homogenous | No | Horizontal (perfectly elastic) | MR = MC | Monopoly | One | Unique | Yes | Downward Sloping | MR = MC | Monopolistic Competition | Many | Differentiated | No | Downward Sloping | MR = MC | Oligopoly | Few | Homogenous or Differentiated | Yes | Downward Sloping | MR = MC | The natural monopoly may be regulated through price‚ profit
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Topic 1 Part I - Multiple Choice Questions 1 Which two particles have approximately the same mass? (1) proton and neutron (3) neutron and electron (2) proton and electron (4) neutron and positron 2 Which statement is true about a proton and an electron? (1) They have the same masses and the same charges. (2) They have the same masses and different charges. (3) They have different masses and the same charges. (4) They have different masses and different charges. 3 The atomic
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Claims about gluten in food: a guide for caterers The rules on making claims about gluten in food are changing on the 1 January 2012 and you may no longer be able to call your food ‘gluten-free’. It’s important that you train your staff who work with food so they understand the new descriptions and exactly what they mean. Your staff can then explain to customers what the foods contain and how they are made. What is gluten? Gluten is a protein found in cereals such as wheat‚ rye‚ barley‚ and
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Ch. 51- FAP: sequence of behaviors that are usually carried through to completion. Habituation:loss of sensitivity to unimportant stimuli. Associative learning: associating one stimulus with another. Class. Conditioning: association of an irrelevant stimulus with a fixed physiological response. Cognition: animal’s ability to perceive‚ store‚ process‚ and use info. from its sensory receptors. Agonistic behavior: contest to determine which competitor gains access to a resource. Ch. 54- Nitrogen fixation:
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1. Assume 20% of all email is spam. A large Internet provider plans on conducting a survey of 900 emails to see what percentage are spam. a. What is the probability they will get a proportion greater than 0.1836? b. If they get a sample proportion over 24% they are going to shut down their email server. What is the probability this will happen? 2. A survey is done to estimate the proportion of U.S. adults who think that cell phone use while driving should be illegal. In the survey‚ 54%
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Name: Date: Study/answer the following questions in order to prepare for your test Answer true/false for the following: Pollen can be carried by wind‚ animals‚ or water. Animal-pollinated plants have fragrant or showy flowers to attract the animals. Fungi‚ such as mold‚ Baker’s yeast‚ and mushrooms produce almost no spores. When environmental conditions are harsh‚ some bacteria form thick-walled‚ resistant spores‚ called ectospores The hard outer layer‚ or shell‚ of a pollen grain or
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CH10 The government debt totaled 27% of total credit market debt although this number has risen since that time.Mortgages comprised 28%‚ Corporate and Foreign Bonds 22% and Municipal Bonds 5% of total credit market debt in the third quarter of 2008. The issuing company may choose to call the bond and require the bondholder to turn in the bond in exchange for receiving the bond’s call price. A callable bond gives the issuing company the right to call in the bond by paying the bondholder the call price
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ORGAN SYSTEMS OVERVIEW – ANSWER KEY Review: Dorsal Body Cavity – Brain‚ Spinal cord Thoracic Cavity – Heart‚ Lungs‚ Bronchi‚ Trachea‚ Esophagus‚ Diaphragm Abdominopelvic Cavity – Liver‚ Stomach‚ Pancreas‚ Spleen‚ Small Intestine‚ Large Intestine‚ Rectum‚ Kidneys‚ Ureters‚ Bladder‚ Adrenal Glands‚ Descending Aorta (an artery)‚ Inferior Vena Cava (a vein) Umibilical Region: Stomach‚ Pancreas‚ Small Intestines‚ Aorta‚ Vena Cava‚ Spinal Cord Epigastric Region: Liver‚ Stomach‚ Aorta
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Answer the following in at least 100 words: 1. Describe the structure of DNA. ➢ DNA is a nucleic acid‚ which consist of long chains (polymers) of chemical units (monomers) called nucleotide. A molecule of DNA contains two polynucleotides‚ each a chain of nucleotides. Each nucleotide consists of a nitrogenous base‚ a sugar‚ and a phosphate group. Each DNA strand serves as a mold‚ or template‚ to guide reproduction of the other strand. There are four different types of nucleotides found in DNA
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Fluid‚ Electrolyte‚ and pH Balance Utilizing knowledge from your learning and assigned readings‚ respond to the following questions: 1. The maintenance of normal volume and composition of extracellular and intracellular fluids is vital to life. List and briefly describe the kinds of homeostasis involved. 2. Why does maintaining fluid balance in older people require a higher water intake than in a normal‚ healthy adult under age 40? 3. Why does potassium concentration rise in patients with acidosis
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