parameters must remain constant during the experiment. These parameters are water‚ Hydrogen Peroxide‚ Catalyse and the duration of the reactions. By insuring the test is fair‚ we will gain accurate results. Variables Dependant Variable: Time‚ Size of 5cm piece of Potato Independent Variable: Amount of Oxygen released Control Variable: Volume of Hydrogen peroxide‚ size of Potato‚ concentration of Hydrogen Peroxide Hypothesis I predict that the breakdown of Hydrogen Peroxide
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is the largest increasing factor in our world. This factor is the cause of many events in our world. Poverty hunger and war are just some of the immediate effects of increasing population. Among these extreme causes the less immediate events will be seen with air pollution‚ land degradation‚ which is the effect that’ll have the longest term effect on the world. But how can these events are avoided? Is there any hope of stopping this from occurring any further? The largest‚ most identified reason for
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Biology Lab Report - Movement in and out of cells (4A) Shiang Chen Ting (24) Sec 313 Introduction The aim of this experiment is to explore the factors which affect the movement of materials in and out of the cells. The dark red or purple colour of Beetroots is caused by a pigment called betalain that is found within the vacuole of the beetroot cells. The pigment remains intact within the cell if the cells are not “stressed” by the external environment. In this exploration‚ two factors that affect
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Bacterial Evolution In the late 19th century‚ diseases led researchers to find treatments to kill the growth of microbes. The outcome of the search was a new kind of medicine which is known as antibiotics. Antibiotics is a variety of substances that control the growth or kill bacteria. Since bacteria is evolving rapidly and resisting antibiotics due to the overuse of the medicine‚ reducing the need and use would help slow down the bacteria from evolving. There are many things that can be done
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The disease I’ve chosen to write my research paper on is Bacterial Vaginosis. Bacterial Vaginosis is vaginal condition that can produce vaginal discharge and results from an overgrowth of normal bacteria in the vagina. In the past‚ the condition was called Gardnerella vaginitis‚ after the bacteria that was believed to have caused the condition. However‚ the newer name‚ Bacterial Vaginosis‚ reflects the fact that there are a number of species of bacteria that naturally live in the vaginal area and
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Fungal Nail Infection is a disease of the nails which is very common. This infection causes the nail to get a thickened‚ discolored‚ unshapely form and can sometimes become very agonizing. If your symptoms are worsening and you are feeling uncomfortable because of the infected nail then you must go for treatment for fungal nail infection. Zetaclear is the wonderful treatment solution for toenail fungus treatment. Zetaclear Homeopathic Nail Fungus Treatment is a remedy that combines a contemporary
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that particular time. This essay will discuss the current size of the population‚ how does it effect the economic development‚ the impact on the standard of living and also focus on population growth as the contemporary concern by highlighting the past and present trends. However other arguments will be presented‚ such as theories that support the fact that population growth has an impact in economic development. According to Weeks‚ J (1999:13) the rapid acceleration in growth after 1950 was due
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Year 8 The Setting of the Gospels Ned Mulholland - Miss Koprivanic Task 1 / Part 1 STORYBOARD SCAFFOLD Matthew 21: 12-17 Jesus Goes to the Temple 12 Jesus went into the temple and drove out all those who were buying and selling there. He overturned the tables of the moneychangers and the stools of those who sold pigeons‚ 13 and said to them "It is written in the Scriptures that God said‚ ’My Temple will be called a house of prayer.’ But you are making it a hideout for thieves
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The effect of environmental factors such as temperature‚ osmotic pressure‚ oxygen concentration and pH on microbial growth and survival Abstract: Microbial growth can be affected by different environmental factors such as temperature‚ osmotic pressure‚ oxygen concentration and pH. Six experiments were carried out in this report testing for microbial growth against different environmental factors. Good aseptic techniques were used to prevent contamination‚ resulting in a uniform set of results
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Temperature Effects on Radish (Raphanus sativus) Root Development Abstract Several studies have been conducted to establish how temperature‚ seed germination‚ and root growth are related. Because temperature plays a main role in many growth processes‚ we decided to focus on how it affected root growth. Radish (Raphanus sativus) seeds were chosen due to their ability to produce a distinct bulbous tuber‚ and their relatively short growing time. Three test groups were placed under different temperature
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