I Chapter 5 Dr Ahmed Aldarmahi Assistant Professor College of Medicine – Jeddah Lecture Objectives • Distinguish between monosaccharides‚ disaccharides and polysaccharides. • Distinguish between saturated and unsaturated fats. • Describe phospholipids and steroids. Glossary • • • • • • • MonoDiPolyMacroPolymer Phospholipids Steroid Overview: The Molecules of Life • All living things are made up of four classes of large biological molecules: – Carbohydrates
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INTRODUCTION BACKGROUND OF STUDY Work Related stress is a major cause of employee’s low productivity in an organisation. Encarta dictionary defines stress as strain felt by somebody mentally‚ physically‚ emotionally which may cause symptoms as raised blood pressure and depression. It is important to recognise and address properly job-related stress because it badly affects the employee’s mental and physiological health. As there is so many resources for employees to perform excellent in their jobs
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Biology is a natural science concerned with the function‚ growth‚ structure‚ evolution and distribution of organisms. It is the science of life‚ involving the study of all living things ranging from the atomic to ecosystem level. Far from being a science restricted to universities and laboratories‚ the principles and findings of biological sciences have uses in everyday life. Human Health · When people get sick‚ they visit the doctor‚ who is a practitioner of medicine‚ the branch of biology
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In this essay I’m going to be writing about the article; Scientists Make Mutant Cows that are Resistant to Devastating Disease. And the article itself was about a disease that’s killing cows. And how scientist are going to try to fix it. Which sounds pretty interesting right? Let’s dive in. Unless they have plans for when this doesn’t work how do they know a disease won’t form overtime? Another downside to mutating is that what if it creates another disease that’s even worse than tuberculosis or
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9.16 Explain why human skin coloration is not sufficiently explained by polygenic inheritance. -Polygenic inheritance is the additive effects of two or more genes on a single phenotypic characteristic. 9.17 Describe the limits‚ benefits‚ and ethical challenges of genetic testing. -Genetic testing can fall into one of the five categories: carrier testing‚ diagnostic testing‚ prenatal testing‚ newborn screening‚ and predictive testing. Carrier testing is designed to determine whether a person
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. In society today‚ depending on an individual’s background‚ religion‚ and race there are definitely different cultural backgrounds and values‚ still having to live together and survive on one another in this world. Culture backgrounds are founded to be a systematic way of sharing customs‚ beliefs and behaviors. Individual societies use different ways and things to deal with the world and others around them. These ways of coping are passed along from person to person and from generation to generation
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BACKGROUND OF THE STUDY Mosquitoes are among the most important insect pests affecting the health of people and animals. Biting female mosquitoes not only irritate people and animals‚ but they can also transmit many disease-causing organisms. Annoying populations of mosquitoes can occur anywhere in our city because there are habitats favourable for mosquito species almost everywhere. Mosquitoes sucks blood which irritates its host. Researchers are trying find out which attracts mosquitoes. “People
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My Religious Background I am catholic. I was raised by catholic parents who were raised by catholic parents. Even all of my great grandparents except for one couple were catholic‚ and beyond that I have no idea. My Grandpa was the only one who was not raised catholic‚ but converted soon after he married my Grandmother and is buried in a catholic cemetery. I have always agreed with everything that The Catholic Church has taught me‚ but I feel like that may be because I have never known any other
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Paper 1 Chapter 1: Cell structure May/June 03 1 An actively growing cell is supplied with radioactive amino acids. Which cell component would first show an increase in radioactivity? A Golgi body B mitochondrion C nucleus D rough endoplasmic reticulum 2 Which pair of organelles has internal membranes? A chloroplasts and mitochondria B chloroplasts and nuclei C mitochondria and ribosomes D nuclei and ribosomes 3 Which combination is found in a prokaryotic cell? Endoplasmic reticulum DNA RNA Nucleus
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Multidrug Resistant Tuberculosis (MDR TB) TB has plagued the world since the beginning of cattle domestication in 4000bc. The man and beast interaction allowed M. bovis (mad cow disease) to develop properties allowing for survival within their new hosts. This new class of bacteria was deemed. The evolution of the TB causing bacteria did not stop there. The newest mutation of this bacterium is MDR TB‚ or multidrug resistant tuberculosis. The three main causes that have allowed TB to progressively
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