AS Biology‚ Biological Molecules Revision Notes Distinguish between monomers and polymers: Monomers- Identical small molecules. Polymers- Chainlike molecules formed from the linking together of many similar. Distinguish between monosaccharides‚ disaccharides‚ and polysaccharides: Monosaccharides- Simple sugars; sugar molecules may be enantiomers due due to the spatial arrangement of parts around asymmetric carbons; raw material for synthesis of other organic molecules. Disaccharides-
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2. Biological Classification Classification The process of grouping living organisms into convenient categories based on simple characters is known as classification. 1. Two kingdom classification Carolus Linnaeus divided all living things into two kingdoms- Plantae and Animalia. 2. Five kingdom classification R.H. Whittaker divided all living things into five kingdoms- Monera‚ Protista‚ Fungi‚ Plantae‚ and Animalia. The main criteria for classification included o cell structure o thallus
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Aging can be defined as the time related reduction of the physiological functions that are required by organisms for survival and fertility. It has been defined as the collection of changes that makes human beings gradually more likely to die (Medawar‚ 1952). Biologist define aging as time dependent or age progressive reduction in intrinsic physiological function leading to a high specific mortality rate and a decrease in specific reproductive rate. Cellular aging therefore‚ can be described
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Sue Piasecki Abstract The cyclic process of aging is impacted by our health and physical fitness. Each state of adulthood has its advantages and disadvantages concerning health and physical fitness. This paper covers each stage and the importance of mental and physical health and awareness. Public policy on aging is varied but generally is supportive and provides programs to assist aging adults health and welfare. Adult development varies in different cultures‚ and is impacted in several
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The following paper will analyze the article‚ Global Aging: The Challenge of Success. The article was chosen as it reflects research conducted based on Kevin Kinsella and David R Phillips Journal. There are 4 major points about global aging found to be relevant in todays present times. The agreement or disagreement with the article will be stated clear and precise. The audience will have a chance to express their opinions or ask questions. An idea of how to continue the research for future evaluation
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Stem Cell Research Adult stem cell research is providing opportunities to treat people with a various diseases and conditions. In 2010‚ a man’s ankle refused to heal so the doctor took bone marrow from the man’s pelvic bone with a needle‚ condensed it to about four teaspoons of rich red liquid‚ and injected that into his ankle. Four months later‚ the ankle was healed! Adult stem cells are found in all tissues of the growing human being and‚ according to latest reports‚ also have the potential
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see aging as a weakness rather than a strength. Before reading this book‚ my perspective of aging was more inclined towards the negative aspects. I worked in a nursing home for two years as a dietary aide and watched patient’s conditions worsen with time. I have always perceived the elderly as fragile and unable to care for themselves. There were a few occasions in which I interacted with patients and was able to appreciate the joys of aging. After reading this book‚ my perspective of aging has most
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Medicine in China By World Anti-Aging Dated: Mar 09‚ 2010 World Anti-Aging company discusses the urgent demand for high quality health care in Greater China‚ and how their Center of Regenerative Health Care and stem cell research & development will help meet those demands. “Health is the greatest possession” Lao Tzu‚ Ancient Chinese Philosopher China’s healthcare industry is about to change dramatically. The increasing urban population‚ increasing aging population‚ and increasing prevalence
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EFFECTS OF AGING ON LANDMINES Introduction 1. The mine-intended as an active obstacle to stop‚ delay or impair enemy movement has always been an important combat support element. As a dangerous device‚ it has been viewed as a special weapon to be handled by combat engineer alone‚ who rarely publicize this unglamorous battle implement. Yet for a fraction of cost of the intended target‚ it can wreak devastating damage on to the target. Another imp though neglected virtue of the mine lies in very
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Aging and Disability Worksheet Aging and Disability Jill Miller Juliet Meade May 11‚ 2013 Abstract Aging and Disability are two concerns that we as a society should have at all times. Are these types of minorities looking at changes then they are used to? I would have to say “yes” they are looking at less job opportunities‚ more advanced technology that was not there at their time of growing up‚ to less people taking into consideration those who are disabled. Aging and Disability
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