Investigating the effect of temperature on plant cell membranes The purpose of this activity is: • to practise experimental and investigative skills • to investigate the effect of temperature on cell membrane structures Procedure SAFETY: Always carry scalpels clasped to a tile and with the tip pointing away from you. Beetroot cells contain pigments called betalains that give the tissue its dark purple-red colour. The pigment is contained in the cell vacuole. Investigation
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With regards to alcohol has many long term effects. The bloodstream transports blood all over the body. As soon as alcohol is consumed‚ it goes into the bloodstream and spreads throughout the body. It can affect the bones; it was said in‚ “Effects of Heavy Drinking‚” that alcohol can make arthritis more painful by inflaming the joints that are affected. Another example of liquor affecting the bones is gout which is another form of arthritis that harms the foot. The consumption of alcohol makes this disease
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Raw Data: • Table one; shows the effect of water temperature has on the rate at which the anthocyanin pigment leaves of a beetroot tap root cells • My groups results are highlighted in yellow and the class results are left blank Temperature ͦC (+/- 1 ͦC) Amount of green light that was absorbed by the solution (+/- 0.001) Group 1 Group 2 Group 3 Group 4 Group 5 Group 6 Group 7 20 0.099 0.188 0.202 0.141 0.152 0.143 0.157 30 0.274 0.173 0.205 0.170 0.262 0.180 0.233 40 0.285 0.127
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The effect of prenatal alcohol exposure Scientific Writing June 2010 The effect of prenatal alcohol exposure Introduction: Alcohol is a drug with a depressant effect. Alcohol can negatively affect your brain‚ liver‚ central nervous system‚ and heart. The immediate effects of alcohol consumption are delayed reflexes and slurred speech. Since it is a depressant‚ alcohol slows down your
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The effects of Alcohol on the Human Body Name: Institution: Introduction Today‚ alcohol is one of the most common substances that people abuse. It is an addictive drink that has become a popular way of having a good time or relaxing in social gatherings. It is among the most commonly used psychoactive drugs. Alcohol is a popular social phenomenon‚ yet most societies forget its effects on their bodies. Research has carried out in the recent years on the effects that alcohol consumption is having
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looking at the effects of alcohol consumption by college/university students‚ how it impairs the functioning of the human brain‚ the cognitive process of information and personality. I will be focusing on the parts of the brain that alcohol has effects on such as; cerebral cortex and the frontal lobes‚ the cerebellum‚ the hippocampus‚ the medulla and the hypothalamus‚ as well as how it affects personality (behavior) and intelligence and cognition. According to Clarren & Smith (1978) alcohol is depressant
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Martin Prendergast Effects of alcohol on the brain Our society has always been surrounded by alcohol and has suffered from the effects of it. Alcoholism and binge drinking is one of the leading causes of death in America. Not only does alcohol destroy your body and mind but it also impairs your judgment and decreases your mobility and motor control. Abuse and alcohol related problems have always been around but the numbers are steadily increasing and the age of youth drinkers has also increased
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While the effects of alcohol is known to be bad for baby‚ scientist don’t know the exact amount in which it becomes dangerous to the fetus. Because of this‚ many doctors say that refraining from alcohol is the best rout to go. Alcohol is toxic to adults and even more so to a developing baby. When consumed the alcohol travels to the child via the placenta. Drinking can cause miscarriages‚ physical birth defects‚ premature birth‚ ect. This is because it damages the developing child’s cells which in
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Alcohol Alcohol is a Depressant - it slows down your nervous system. Alcohol affects all parts of the body and their cells‚ particularly the BRAIN‚ HEART and LIVER. Short Term effects Alcohol can have the following short term effects: • feeling relaxed and less inhibited • reduced concentration • slurred speech and blurred vision • affected coordination and judgment • aggressive behaviour • the risk of accidents when operating cars or other machinery is increased • Increased
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Beetroot Practical 2.8 An investigation to find out whether the raise of temperature will increase the permeability of the cell membrane: The question being answered from doing this experiment is ‘How do different temperatures affect the permeability of the plasma membrane of beetroot?’ Beetroot contains red pigments called betalains‚ located within the cell vacuole. Normally the pigments cannot pass through membranes but they leak out when the beetroot is cooked or placed in alcohol. The aim
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