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enzymes substrate affinities Essay Examples

152 total results

A Research on Enzymes and How They Work (1328 words, 8 pages)

AbstractEnzymes are proteins that act as catalyst to speed up reactions within cells to maintain homeostasis. There are factors that affect enzymes such as pH concentration and temperature. The major objective of this experiment was to observe the activity of an enzyme under the effect of different temperatures. If the ... Read More

Endurance Training Increases the Level of Certain Aerobic Enzymes (734 words, 2 pages)

Endurance plays a major role in many athletic activities. Without endurance training, many athletes would not be able to compete in their respective sports. Endurance training involves low resistance and high repetitions, but what exactly does this do to your body and how does it do it?For starters, endurance training ... Read More

A Comparison of the Different Types of Enzymes (794 words, 2 pages)

Enzymes EssayIntroductionEnzymes are the sparks that start the essential chemical reactions our bodies need to live. They are necessary for digesting food, for stimulating the brain, for providing cellular energy, and for repairing all tissues, organs, and cells. There are three types of enzymes metabolic enzymes, digestive enzymes, and food ... Read More

An Experiment Aimed at Performing Electrophoresis Using Restriction Enzymes and Lambda DNA (1240 words, 5 pages)

I. Purpose perform electrophoresis using restriction enzymes and lambda DNA understand how a restriction enzyme works analyze a photograph of electrophoresis understand how gel electrophoresis separates DNA molecules in a mixture how to use electrophoresis to separate DNA fragments determine unknown DNA fragment sizes when given DNA fragments of known ... Read More

Fermentation Uses of Enzymes in Brewing (1917 words, 8 pages)

Intro Enzymes are catalysts or proteins that are produced by a living cell, but in process are independent of the cell itself. There are two types of enzymes i.e 1) Cell Independent enzymes 2) Non-enzymic enzymes Enzymes are long chains of amino acids held together by peptide bonds. They exist ... Read More

An Analysis of Substrate Concentration and Temperature on the Rate of Hydrolysis of the Enzyme Trypsin (1253 words, 3 pages)

Title The Effects of Substrate Concentration and Temperature on the Rate of Hydrolysis of the Enzyme Trypsin.Abstract Quantitative measurements can relate both temperature and substrate concentration to the enzymatic activity of trypsin. By analyzing the data, it is suggested that at BAPNA concentrations below those corresponding to Vmax are rate ... Read More

An Analysis of the Topic of the Adult Attachment and Strategic Relational Communication of the Love Schemas and Affinity Seeking (2015 words, 5 pages)

Adult Attachment and Strategic RelationalCommunication Love Schemas and Affinity SeekingAccording to attachment theory, the emotional bonds that infants form with their caregivers serve as the blueprints for the way people view themselves and others and they affect the way people act in their adult relationships, (Bowlby, 1982). John Bowlby was ... Read More

An Introduction to the Identification of an Unknown Plasmid Using Restriction Enzymes, Gel Electrophoresis and Transformation (3473 words, 6 pages)

The Identification of an Unknown Plasmid using Restriction Enzymes, Gel Electrophoresis, and Transformation.AbstractUsing DNA technology, including restriction enzymes, gel electrophoresis, and transformation we performed two experiments to identify an unknown plasmid. The first experiment involved gel electrophoresis of plasmid DNA with and with out restriction enzymes to determine migration and ... Read More

A Biology Lab Report on the Properties of the Amylase Enzyme (855 words, 2 pages)

Biology Lab ReportTitle Examining Some Properties of the Enzyme -amylaseIntroduction In this experiment a deeper meaning in the catalysts of reactions is studied. Catalysts accelerate chemical reactions without permanently changing the reaction. Enzymes, catalysts in biochemical reactions, are globular proteins which lower the activation energy needed to begin a reaction ... Read More

An Experiment Involving the Use of Enzyme Catalase (2534 words, 12 pages)

HypothesisEnzymes such as Catalase are large protein molecules that are found in living cells. They are used to speed up specific reactions in the cells. They are all specific as each enzyme just performs one particular reaction. In their globular structure, one or more polypeptide chains twist and fold, bringing ... Read More

Enzyme Activity in the Liver (363 words, 3 pages)

Enzyme Activity in the LiverLab 6Jenniffer DeSimoneMonday LabLab Performed 11600Lab Submitted 111300Introduction Within each of our body cells are thousands of enzymes. These enzymes are proteins, or chains of amino acids that are responsible for chemical reactions. Enzymes are also called organic catalysts. A catalyst is a substance that speeds ... Read More

An Experiment Presenting the Effect of Temperature Changes on Enzyme Activity (1152 words, 3 pages)

I. IntroductionBackgroundPurposeHypothesisBACKROUND An enzyme is a protein that controls the chemical reactions that take place in the body. Enzymes help by catalyzing (speeding up) the reaction and intern lowering the activation energy required for the reaction to occur. Molecules called substrates bind with enzymes during reactions. However each enzyme has ... Read More

An Experiment: The Influence of Concentration of the Substrate Hydrogen on the Enzyme Catalase (2864 words, 6 pages)

INTRODUCTIONThe enzyme catalase speeds up the decomposition of Hydrogen Peroxide into water and oxygen as shown here, 2H2O2-------------------2H2OO2.It is one of the fastest known enzymes and its turnover number is 6 million, which means the number of substrate molecules which one molecule of the enzyme turns to products per minute. ... Read More

How Enzymes Work in the Human Body (2885 words, 5 pages)

Hypothesis Hydrogen peroxide will breakdown to oxygen and water in the presence of Catalase. The reaction will increase with increasing enzyme concentration when molecules of hydrogen peroxide are freely available. However, when molecules of the substrate are in short supply, the increase in rate of reaction is limited and will ... Read More

The Effects of Temperature on Enzyme Catalase (1171 words, 4 pages)

AimTo investigate the effect of temperature on the enzyme catalase. PredictionUsing my existing scientific knowledge, I predict that as I raise the temperature to 30, 35, and 40, this is where we will see the greatest reaction. I predict this because enzymes are designed to react best at the body ... Read More

Enzymes Experiment (2867 words, 6 pages)

Planning Introduction An Enzyme is any one of many specialised organic substances, composed of polymers of amino acids, that act as catalysts to regulate the speed of the many chemical reactions involved in the metabolism of living organisms. Those enzymes identified now number more than 700.Enzymes are classified into several ... Read More

How Catalase Enzyme Works in Breaking down Hydrogen Peroxide into Water and Oxygen (747 words, 3 pages)

Catalyse is an enzyme that breaks down hydrogen peroxide into water and oxygen. Hydrogen Peroxide Water Oxygen2H2O2 2H2O O2 The factors that affect enzyme activity are Enzyme concentration (Gareth Williams, Biology For You page 31)Substrate concentration (Mary Geoff Jones, Biology page )Temperature (Gareth Williams, Biology For You page 31)pH (Gareth ... Read More

A Hypothesis and an Experiment on the Amylase, an Enzyme That Catalyses the Hydrolysis of Starch Into Sugars (2303 words, 11 pages)

Amylase Hypothesis I predict that as the temperature increases, the speed of the reaction willincrease. When a particular temperature is reached I believe the rate ofreaction will dramatically decrease. I believe this because most chemicalreaction happens faster when the temperature is higher. At higher temperaturesmolecules mover around faster, which makes ... Read More

An Analysis and Experiment, the Temperature’s Influence on the Breakdown of Hydrogen Peroxide by the Enzyme Catalyse (1047 words, 5 pages)

Planning Aim My aim is to find out howtemperature affects the breakdown of hydrogen peroxide by the enzyme catalyse.Apparatus Diagram Delivery tube Measuring cylinder Boss Clamp Boilingtube Stand Waterbasin Stopwatch Bunsenburner Thermometer Heatproofmat Weighing scales Tripod Beaker Gauze Measuring cylinder Safetygoggles Scalpel 6 xBoiling tubes Plastic tile Potato Ruler Hydrogen ... Read More

An Analysis of the Factors That Effects the Rate of Reaction of the Enzyme Catalase (796 words, 4 pages)

IntroductionIn this experiment I will attempt to investigate thefactors that effect the rate of reaction of the enzyme catalase. Catalyse is anenzyme found in food such as potato and liver.It is used for removing Hydrogen Peroxide from the cells. Catalyse speeds up the decomposition ofHydrogen Peroxide into water and oxygen.It ... Read More

An Analysis of Enzymes in Foods and Drinks (859 words, 5 pages)

The food and drink industry depends heavily on enzymes.Enzymes produced by yeast have been used for thousands of years in brewing andbaking. High fructose syrup contains fructose and glucose in roughlyequal proportions. The high fructose syrup is greater in demand than pureglucose as food and drink sweeteners, because fructose is ... Read More

A Study on Enzymes (1027 words, 5 pages)

Enzymes Themajority of the reactions that occur in living organisms are enzyme-controlled.Without them, the rate of the reactions would be so slow as to cause serious,if not fatal, damage. Without enzymes toxins would soon build up and the supplyof respiratory substrate would decrease.Enzymes are proteins and thushave a specific shape. ... Read More

Enzymes Speed up the Biological Catalysts and Are Specific to a Certain Reaction (672 words, 4 pages)

Enzymesare biological catalysts. Theyspeed up biological reactions and like enzymes are not used up.Theyare specific to a certain reaction.Ihave been asked to design an experiment that investigates one factor thataffects the rate of an enzyme.Whenhydrogen peroxide is placed on liver (the substrate) it froths (makesO2)(H202H20O2)Possibleinput variablesTheseare the things that I ... Read More

A Research on Enzymes (1724 words, 8 pages)

Research Enzymesexist in all living things. They are composed of polymers of amino acids andare produced in living cells. Each cell contains several hundred enzymes, whichcatalyse a vast number of chemical reactions. Enzymes are known as BiologicalCatalysts as they dramatically increase the rate at which reactions occurwithin living organisms, without ... Read More

Analysis and Factors That Affect the Activity of an Enzyme (635 words, 3 pages)

AIM To investigate factors which effect the activity ofan enzyme. INTRODUCTION Enzymes arelarge particles that speed up reactions. Enzymes are usually just used for onereaction. Enzymes have certain needs, which make them work at their best theseneeds consist of the right temperature ,the right pH number, the rightconcentration and the ... Read More

Understanding Enzymes and It’s Importance (1960 words, 7 pages)

What are enzymes and what do they do? Enzymes are proteins that speed up the rate of reaction inliving things without being changed themselves. They are composed of polymersof amino acids and are biological catalysts. They speed up reactions by a process called the induced fithypothesis. Originally it was believed ... Read More

An Investigation of the Effect of Substrate Concentrations on the Rate of the Decomposition of Hydrogen Peroxide When Catalyzed by the Enzyme Catalase (4200 words, 18 pages)

For this investigation I havebeen asked to investigate (by experimentation) the effect of substrateconcentrations on the rate of the decomposition of hydrogen peroxide whencatalyzed by the enzyme catalase. This is part of our work on thefunction of enzymes, how they work and the effects of conditions on how theywork. We ... Read More

An Overview of the Experiment, the Effect of Temperature on the Enzyme Catalase (1968 words, 9 pages)

Toinvestigate the effect of temperature on the enzyme Catalase. To investigate the effect of temperature on the enzymeCatalase.INTRODUCTION The aim ofthis experiment is to determine the effects of varying temperatures on enzyme(Catalase). We will conclude the experiment by establishing the enzymes optimumtemperature (the temperature at which it works best at). ... Read More

An Overview of the Experiment, Enzymes and the Effect of Concetration (452 words, 2 pages)

Background Knowledge IntroductionEnzymes are biological catalysts made up from protein. As we know, catalysts are substances that speed up the rate of a reaction without itself being used up. An enzyme has an active site, which has a unique shape into which only a substrate of the exact same unique ... Read More

An Overview of the Experiment, the Effect of Temperature on the Action of the Enzyme Catalase (2106 words, 12 pages)

AIMEffect of temperature of the action of the Enzyme Catalase. PLANNING Background Knowledge An enzyme is a biological catalyst, it alter the rate of reaction without being changed itself. Enzymes are proteins they have a very precise three-dimensional shape, which forms a one specific active site on the enzyme. Each ... Read More

Published: Friday 25th of January 2013