Enzymes INTRODUCTION Enzymes are protein cells and they are found in the gut. They help to break down the food you eat. Enzymes are produced by living cells and they speed up reactions because they are biological catalysts. If we did not have enzymes‚ the reactions in our cells would be too slow to keep us alive. This means that they are extremely important for our survival. The properties of enzymes are: ⋆ They can be used many times‚ because they can speed up reactions without
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on enzyme activity Objective To study the effect of two heavy metal ions‚ lead (II) ions and silver ions on the enzyme activity of invertase. Introduction Hypothesis: The rate of enzyme reaction of invertase decreases and the reaction eventually stops as the heavy metal ions inhibit the enzyme reactions. Biological principle: Heavy metal ions are non-competitive inhibitors. They do not compete with the substrates for the active sites of enzymes. They attach to other parts of the enzyme molecules
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Bio Term Paper Biology term paper is surely a gigantic area to write a term paper on. So select the area of study first of all to write your biology term paper. You must be well aware of the fact that there are different branches of biology such as zoology‚ botany and microbiology. You can select your biology out of these branches. There is no suspicion that in biology course‚ writing biology term paper is the hardest part. Biology is a vast subject with different branches and you need to be too
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was designed to investigate the effects of temperature on reactions between the enzyme catalase found in animal tissue with the substrate H2O2. The hypothesis stated that an increase in the temperature of the substrate would create a subsequent increase in the rate of reaction between the enzyme and the substrate. This hypothesis was tested by immersing 1cm cubes of animal tissue (sheep liver) which contained the enzyme catalase into the substrate (H2O2 ) mixed with detergent which foamed showing a
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Devon AP English 12th Sonnet Both poems describe‚ show examples‚ and compare things to their loves‚ yet both have different attitudes towards their lovers. Edmund says noble things about his lover‚ and William says ruthless things about his lover. In Edmund Spencer’s poem‚ he explains how beautiful‚ wise‚ and smart she is. For example‚ he says how beautiful her eyes and lips are; “If saphyres‚ loe! Hir eies be saphyres plaine; / If rubies‚ loe! Hir lips be rubies sound.” He is explaining
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Sciences College of Science and Mathematics MSU-Iligan Institute of Technology Iligan City In Partial Fulfillment of the Requirements of the course General Ecology Laboratory (Bio 107.2) ALGEN MARI B. CASTAÑETO BS-Bio (Mar) – II Bio 107.2 (C34-2) ABSTRACT The Philippine archipelago is mainly surrounded by marine and/or coastal waters. Hence‚ Filipinos largely depend on the sea and oceans for livelihood. Our coastal and marine waters
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ENZYMES LABORATORY REPORT Introduction The utilization of any complex molecule for energy by an organism is dependent on a process called hydrolysis. Hydrolysis breaks complex molecules into simpler molecules using water. Similarly‚ the process that is the reverse of this is called dehydration synthesis‚ which removes water from simpler molecules. However‚ because hydrolysis occurs very slowly‚ living organisms use biochemical’s called enzymes to speed up the reaction. In this lab exercise
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62 Iodine test for starch Amount of starch remaining Enzyme activity level Dark blue-black All None (0) Blue Most Low (1) Light brown Some Moderate (2) Gold None High (3) Part 1: Effect of Enzyme Concentration 1. Label five test tubes 1-5. Place 4 mL of 1 % starch in each of the first four test tubes. Place 4 mL of amylase solution in the fifth tube. Place all of the tubes in the 37°C water bath for 5 minutes. Obtain 5 clean droppers and label them 1-5. (To avoid contamination of these solutions
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Lab 6: Enzymes . header Purpose: The purpose of this lab is to test for enzyme activity‚ look at enzyme specificity‚ and how temperature affects enzyme activity. Time need to perform this lab: approximately 3 hours Preparation FIRST: Read the lab in its entirety TWICE before you begin. You will perform the experiment‚ write your lab report and include the answers to the additional 4 questions within the text for full credit on this experiment. Materials: •3% hydrogen peroxide •a
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10-7 M c) 10-9 M d) 10-11 M 2 e) 10-13 M 6. An acid‚ HA‚ has a concentration of 0.075 M and its conjugate base‚ A- ‚has a concentration of 0.025M at pH 6. What is the pKa of HA? a) b) c) d) e) 5.52 6.48 6.00 7.60 8.13 7. A BIO 2020 student does a Western blot‚ shown below. Unfortunately the Western blot reveals 5 different bands‚ due to the
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