absorbance with a final absorbance rate of 0.069. This reinforces the idea that the ALP enzyme worked best under conditions with a neutral pH and worked the least in an acidic pH environment. Figure 2 shows the average enzymatic activity for each different pH level. Enzymatic activity was found by taking the range of absorbance divided by the range
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determine whether the results are statistically significant or not. Based on what I know about the effect of temperature on the enzymatic activity of lactase‚ I hypothesize that higher temperatures will cause denaturing in the enzyme causing it to be less effective and lower temperatures will more conducive to enzymatic activity‚ and a higher pH will be more conducive to enzymatic activity. For the materials and methods refer to the online lab manual. The statistics for the experiments are as
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pretreated wood samples by either method with the same available surface area give essentially the same initial rate of hydrolysis; and‚ the increase in rate of hydrolysis is controlled by the severity of the pretreatme~t. Key words ’: Pretreatment‚ enzymatic hydrolysis‚ acid hydrolysis‚ autohydrolysis‚ steam explosion‚ Trichoderma reesei‚ wood hydrolysis. INTRODUCTION It is generally recognized that native cellulosic substrates cannot be hydrolyzed rapidly with cellulase without a pretreatment (Millet
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Radzyn‚ Kock‚ and Miedzyrzec and participated in the deportation of at least 42‚000 Jews to the gas chambers in Treblinka (Browning‚ chapter 14‚ page 121). There were most likely even more killings that were never documented and much less remembered by the members of the 101st. These men had their first taste of death at Jozefow where they massacred 1‚500 Polish Jews (Browning‚ chapter 8‚ page 74). It was a brutal and harrowing event where men‚ women‚ children‚ and the elderly were all executed‚ many
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Woman and Distressed” and Elizabeth Browning ’s “Sonnet 43” The sonnet has experienced many modifications and innovations throughout the ages. Edna St. Vincent Millay’s “I‚ Being Born a Woman and Distressed” and Elizabeth Barrett Browning’s “Sonnet 43”‚ both Petrarchan sonnets‚ have diversified and helped pave the way for future female poets. In order to address and capitalize on ideas of gender connected to sonnet form and content‚ Edna Millay and Elizabeth Browning both revolutionize the traditional
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Enzymatic activity of Human saliva (Salivary amylase) against Temperature Proponent: Ian Angelo P. Dela Cruz BS-Biology 1-3 Prof. McJervis S. Villaruel Professor – BIOL2015(Lab) ABSTRACT This report entitled “Enzymatic activity of Human saliva (Salivary amylase) against temperature” aims to know and observe the enzyme activity of the human saliva. The research only included the use of starch-agar as the medium to observe enzyme activity during the experiment. Five starch-agar
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William Shakespeare and Elizabeth Browning each wrote a series of sonnets; Shakespeare’s work‚ using his variation of the sonnet and Browning’s‚ using the Petrarchan style. In particular‚ “Sonnet 18” and Sonnet 43‚” (both of which are about how much the speakers love their partners) use great language and expression. They each show love in its deepest forms. Shakespeare confirms his love for his lady friend‚ while Browning illustrates her love for her husband and how it has grown. Both sonnets are
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present starch hydrolysis is carried out in two basic ways acidic and enzymatic. The older and more traditional method is acidic hydrolysis which requires highly acidic medium (pH = 1 2) obtained through mineral acids; high temperatures (150 230o C) and high pressure [1 - 4]. As a result of the thermal processing‚ acidic hydrolysis produces unnecessary byproducts which contaminate the end-product hydrolysate. The enzymatic hydrolysis of starch is carried out under milder conditions: lower temperatures
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* Alkali steeping * Acid steeping * Enzymatic desizing - b)Oxidative desizing- * Bromide desizing * Chloride desizing * Ammonium per sulphatedesizing The most commonly used methods for cotton are enzymatic desizing and oxidative desizing. Acid steeping is a risky process and may result in the degradation of cotton cellulose while
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Abstract: The Preservative effect of brine at different concentrations on lettuce at tropical ambient temperature was examined. The effect of various concentrations of salt solutions on leaf surface and edge browning‚ texture‚ and colour were observed for five days. The experiment was laid out in a Complete Randomized Design (CRD) and each treatment repeated in triplicates including a control. Sensory qualities were examined by six panelists using a 5-point hedonic scale ranking. Results indicated
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