AS Biology - Unit 1 ------------------------------------------------- Metabolism Metabolism is a term to describe all reaction which is taking place within a cell and is separated into two types which are * anabolic = compounds being built up * catabolic = compounds being broken down ------------------------------------------------- Water The water molecule is a molecule which is made up from 2 hydrogen atoms and 1 oxygen atom. It is bounded by 2 covalent bonds and has is polar.
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Summary: Since 2006‚ American gradually comes into being a crisis called ’’sub-prime mortgage crisis’’. This crisis becomes more and more serious in the following year‚ now it is becoming a finance storm that is sweeping over the world like EU‚ Japan and such main financial markets. The storm had first destroyed the Wall Street and some important global financial Institutions; it also results in the bankruptcies of sub-prime mortgage institutions‚ the closures of investment funds under compulsion
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Punk-Style and Sub-Cultural Theory The role and significance of sub-cultural style and its relationship to mainstream culture‚ moreover its political connotations have been an area of contention within sub-cultural theory. A seminal account of sub-cultural dynamics was postulated by Hebdige who drew on theories from disciplines diverse as Semiotics and Anthropology. Hebdige considered sub-cultural style to be grounded in the re-appropriation and subversion of the mainstream cultural order by alienated
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asleep‚ it made it very relatable • Identify the speaker’s sub-genre. How successfully did the speaker fulfill the expectations of that sub-genre? o The subgenre was a eulogy. This was made known specifically by exclaiming that sleep was dead. By detailing how little kids rely on sleep as a means of fueling their energy and how adults try to avoid it‚ it
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Cancer Epidemiology Cancer is not a single disease; it is a myriad or collection of diseases with many different manifestations as there are many different types of tissues and cell types Cancer is a disease of abnormal gene expression. Cells are constantly evolving and have the natural selection pressures to change Common biological properties of tumor cells: 1) Deregulated clonal cell growth- all cells in a tumor originated from one single cell that acquired mutations that made it deregulated
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abundant amount of natural resources‚ it remains the world’s poorest and most underdeveloped continent. This could be a result of many things such as corruption within the government‚ failure in central planning‚ and lack of access to foreign capital. Sub-Saharan Africa is the least successful region in the world in reducing poverty. The continent is always under constant tribal and military conflict so it can not work together for a common goal much like the United States. By comparing and contrasting
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Biology- Maintaining a Balance Summary 1. Most organisms are active in a limited temperature range 1. identify the role of enzymes in metabolism‚ describe their chemical composition and use a simple model to describe their specificity on substrates Enzymes are proteins which act as catalysts in living things (they lower the amount of energy needed for a reaction‚ therefore increasing rate of reaction). Enzymes speed up reactions but are not used up by them. Enzymes catalyze only one
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HOMEOSTASIS BIOLOGY I BIO091 Prepared by: Nur Syakireen Bt. Ishak SCOPE •Definition and importance of homeostasis •Homeostatic organ •Negative and positive feedback mechanisms •Blood-glucose regulation •Thermoregulation •Osmoregulation DEFINITON & IMPORTANCE OF HOMEOSTASIS Homeostasis • Homeostasis: • is the steady state of physiological condition of the body. • it is the physiological processes by which organisms maintain a constant & balanced internal environment. • In achieving
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- BIOLOGY ASSIGNMENT Aim: To investigate the types of producers and animals in the tidal rock-shelf ecosystem and the adaptations of organisms in that environment. Also‚ to measure biotic and abiotic components and the distribution and abundance of organisms to the tidal rock- shelf ecosystem. Introduction: Long Reef Marine Reserve was established in the 1980’s to protect the extremely diverse marine life that makes the most of this environment. The Marine reserve covers the large rocky
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Relative Isolation on Sub-Saharan Africa Relative isolation affected the development of sub-Saharan African cultures. The lack of contact with other African societies and non-African societies helped shape many distinct groups with individualistic forms of religion‚ language‚ and customs. Religion can only spread by contact with other people. There are two main religions in the Middle East and in Europe that have gained dominance and fight to maintain power. Religions such as Greek mythology
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