Enzymes mcqs biochemistry. VITAMINS 2019-01-05

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MCQs

enzymes mcqs biochemistry

Zymogen is a Enzyme poison b Enzyme modulator c Enzyme precursor d Enzyme inhibitor 8. One explanation for the inhibiting function of ascorbic acid could be its similarity, in terms of size and shape, to catechol, the substrate of the browning reaction. It cleave after His residues C. Acetyl coA is also known as Coenzyme A. Continuous bleeding from an injured part of body is due to deficiency of a Vitamin A b Vitamin B c Vitamin K d Vitamin E · 23. Both forms an acyl-enzyme intermediate D.

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Biochemistry Questions: NET Life Science Exam

enzymes mcqs biochemistry

The term apoenzyme is applicable to a Simple enzyme b Protein part of conjugate enzyme c Organic cofactor of a conjugate enzyme d Inorganic cofactor of a conjugate enzyme 6. The nucleophile in serine proteases is A. Both forms an acyl-enzyme intermediate D. This set of practice questions will help to build your confidence in Evolution to face the real examination. Solved examples with detailed answer description, explanation are given and it would be easy to understand. How does substrate concentration affects the rate of an enzyme-mediated reaction? Deficiency of Vitamin B1 causes Beri Beri. A 56- year- old female presents with difficulty opening her eye lids, as well as inability to raise herself from sitting position.


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Enzymes

enzymes mcqs biochemistry

Examination revealed excessive sweating and high blood pressure. What is the role played by vitamin C in this defect? Vitamin K is required for a Change of prothrombin into thrombin b Synthesis of prothrombin c Change of fibrinogen to fibrin d Formation of thromboplastin · 17. A non-substrate molecule binds to an enzyme. Which biochemical investigation out of the following would be of no help in the confirmation of diagnosis? An enzyme is lipid cabrohydrates protein nucleic acid 2. The parents were fearful that the child had been given some poison as they noted black discoloration on the diaper. The cleavage specificity of trypsin and chymotrypsin depend in part on the A.

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Multiple Choice Quiz on Enzymes

enzymes mcqs biochemistry

You can easily solve all kind of Biochemistry questions based on Enzymes by practicing the objective type exercises given below, also get shortcut methods to solve Biochemistry Enzymes problems. Both require water to complete the catalytic cycle C. Now the enzyme is able to bind its substrate when it previously could not. A diagnosis of Alkaptonuria was made and the child was given Vitamin C as a supplement. Bacteria Cynobacteria Viruses All of these 7.

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50 TOP ENZYMES Questions and Answers pdf 2019

enzymes mcqs biochemistry

Fat Soluble Vitamins are Vitamins A,D,E,K. Vitamin K K for Koag. In the enzyme-catalyzed reaction shown below, what will be the effect on substances A, B, C, and D of inactivating the enzyme labeled E2? What is the probable diagnosis for this patient? None of the above Answer: A 6. Both require water to complete the catalytic cycle B. Which one of the following is correctly matched? The parents were fearful that the child had been given some poison as they noted black discoloration on the diaper. Which of the following enzyme is deficient? Fermentation is the degradation of complex organic substances into simpler ones by the activity of living cells through the agency of …. Alkaptonuria occurs due to reduced activity of Homogentisic acid oxidase enzyme.

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MCQs

enzymes mcqs biochemistry

You are investigating a new species never before studied. It cleave after Arg residues B. Blood biochemistry revealed — High serum transaminases, low Serum total proteins, Albumin and a prolonged prothrombin time. Enzymes do not alter the overall change in free energy for a reaction B. Which of the enzyme has lowest turn over number? One of the following has reducing properties… a Glucuronic acid b Gluconic acid c Glucaric acid d Mucic acid 11.

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Multiple Choice Questions

enzymes mcqs biochemistry

The Haemorrhagic disease of new born is caused to the deficiency of a Vitamin K b Vitamin B12 c Vitamin A d Vitamin B6 · 20. Both require water to complete the catalytic cycle C. To resolve their argument they must: 15. On the eight step, when the protein was highly pure, the enzyme activity rose to five times that of the homogenate value. A diagnosis of Alkaptonuria was made and the child was given Vitamin C as a supplement. Which of the following statements about enzymes or their function is true? A, B, C, and D will all still be produced B. Which one of the following pairs is not correctly matched? An enzyme promotes a chemical reaction by lowering the energy of activation increasing the energy of activation changing the free energy None of these 3.

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MCQ on Enzymes: Structure & Functions

enzymes mcqs biochemistry

Enzymes speed up reactions by lowering activation energy D. Which of the following have no enzymes of their own? The enzyme which forms the peptide bond is known as a Carbonic unhydrase b Peptidase c Carbohydrase d Peptidyl transferase 11. Where can I get Biochemistry Enzymes Interview Questions and Answers objective type, multiple choice? This state is typically achieved through A. One student said they had isolated different forms of the same enzyme, the other said they had isolated the same form. Which of the following statements about enzymes or their function is true? When you've finished answering as many of the questions as you can, scroll down to the bottom of the page and check your answers by clicking 'Score'.

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Multiple Choice Quiz on Enzymes

enzymes mcqs biochemistry

Which of the common features are shared between serine and aspartate proteases? To which of the following families do folic acid and panthothenic acid belong? Which of the following is not the likely cause of fatty liver? The role of Asp 102 and His 57 during trypsin catalysis is to A. Enzyme-driven metabolic pathways can be made more efficient by A. A, B, C, and D will all still be produced B. Enzymes are proteins whose three-dimensional form is key to their function C. Ascorbic acid, found in citrus fruits, acts as an inhibitor to catecholase, the enzyme responsible for the browning reaction in fruits such as apples, peaches, and pears. Bookmark this page because we will update more questions in this page. Can you suggest a possible reason? Choose the best answer from the four options given.

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