Fear of examination essay. Essay on examination fear Free Essays 2022-10-27
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B-galactosidase is a hydrolytic enzyme that catalyzes the breakdown of lactose, a type of sugar found in milk and other dairy products. It is produced by a variety of bacteria, including Escherichia coli, and is commonly used in molecular biology and biotechnology to aid in the digestion and modification of DNA and other biomolecules.
One of the key characteristics of b-galactosidase is its molecular weight, which is a measure of the size and mass of the enzyme. The molecular weight of b-galactosidase varies depending on the specific strain of bacteria it is derived from, but it is typically in the range of 110,000-130,000 daltons. This is relatively large compared to other enzymes, which often have molecular weights in the range of tens of thousands of daltons.
The large size of b-galactosidase is due to the fact that it is composed of multiple subunits, each of which contributes to the overall molecular weight of the enzyme. In the case of E. coli b-galactosidase, there are four subunits, each with a molecular weight of approximately 30,000 daltons. These subunits are held together by non-covalent bonds, which allow them to function as a single unit and perform their catalytic activity.
B-galactosidase has a number of important biological functions, including the digestion of lactose in the gut of mammals and the synthesis of certain biomolecules in bacteria. It has also been widely used in molecular biology and biotechnology as a tool for the analysis and modification of DNA and other biomolecules. For example, b-galactosidase can be used to cleave DNA at specific sites, allowing researchers to manipulate and study the function of specific genes.
In summary, b-galactosidase is a large enzyme with a molecular weight in the range of 110,000-130,000 daltons. It is composed of multiple subunits and plays important roles in both biology and biotechnology. Understanding the molecular structure and properties of b-galactosidase has allowed researchers to develop a range of techniques and applications that rely on this enzyme, including the analysis and manipulation of DNA and other biomolecules.
Essay on Fear of Examination.
They want to prepare all questions and leave nothing to chance. First of all, they think that examinations are very difficult. We get into this situation when we are unable to organize our preparation in an appropriate manner. . They fail if the questions are differently set.
The best prepared are frightened to imagine in the forthcoming question paper a few questions they will not be able to answer to their satisfaction. What causes exam fear? They are neither ambitious nor nervous. . In our examination system, examinations of most of the classes are held once a year. .
Essay on “The Fear of Examination” for School, College Students, Long and Short English Essay, Speech for Class 10, Class 12, College and Competitive Exams.
The present system of examination is an age- old process and does not hence suit the present circumstances. It is because the greatest fool may ask more than the wisest can answer. . . The students can select daytime or nighttime to study regularly. Examinations are a good means to test the ability of the student.
Many a brilliant students are seen weeping before the day of examination. . Consider the nature of your fears and come up with a solution to the fear you are experiencing. CBT Cognitive Behavioral Therapy aids in the modification of your mind process and negative thoughts. Exam fear can even lead to skipping classes or, in the worst cases, dropping out of school.
While parents are concerned about their social position, children are concerned about seeing their parents go through this period. On the day that I would finally. Most educationists now agree that a simple crucial examination is certainly no test of ability. . Luckily, in some main parts of the country, we find more stringent strict or severe controls in examination centers than ever before.
They constantly keep telling us that Sharma ji ka ladka scored 101 out of 100. . Our complete involvement or complete indifference makes us shiver. Uncertainty of the result upsets brilliant student and the idea of failure makes nervous the poor ones. The fear that students experience before an exam is mostly greater than the stress, they experience during the exams themselves. The way the examinations are held are totally at fault.
An emotion we all dread to experience. It is because the greatest fool may ask more than the wisest can answer. Examinations fill us with fear because our future is linked up with them. Exams have the potential to cause our stress alarms to malfunction. Quite a few students can easily neglect their studies for the greater part of the year. The fear of examinations saps the examinees courage.
. Self-expectations It is more probable that you may experience anxiety before and during a test if you think that you will do badly on the exam. The average dunces eat, drink and remain merry. As he entered the examination centre, his heart began to sink. This may be intensified even more if they have older siblings or sisters who have previously done well in their exams and feel they must live up to their expectations.