Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Q17) Which one is the most abundant protein in the animal world? Chapter 4 - MCQ Questions Biology Chapter 5: Protein Function & Enzymes Questions And Answers Leave a Reply Cancel reply. Q6)Which of the following is the least likely to be involved in stabilising the three-dimensional folding of most proteins? (NEET 2016, PHASE I) Cellulose is a polysaccharide Uracil is a pyrimidine Glycine is a sulphur containing amino acid Sucrose is a disaccharide Answer- Glycine is a sulphur containing amino acid Q5) Which of the following describes the given graph correctly? Below, You will find a list of Biology MCQ Questions as per the latest prescribed syllabus. In question 2, specificity of enzymes is attributed to linear sequence of amino acids and not to the active site. Category     Component Cholestrol  – Guanine Amino acid –     NH₂ Nucleotide –     Adenine Nucleoside –    Uracil Answer-  Nucleoside –  Uracil. Of Biochemistry and Nutrition, email:ehab10f@gmail.com. The following curve was generated from the data collected. With an enzyme, chemical reactions go much faster than they would without the enzyme. Enzymology Multiple Choice Questions and Answers for competitive exams. Looks like you’ve clipped this slide to already. (CBSE AIPMT 2005) Alanine Asparagine Glycine Tyrosine Answer- Glycine Q37) Which one of the following hydrolyses internal phosphodiester bonds in a polynucleotide chain? enzymes, ligases 3. desired gene, host, vector 4. vector, desired gene, mRNA of desired gene, host 42. (CBSE AIPMT 2008) Thymine, Uracil – Pyrimidines Uracil, Cytosine – Pyrimidines Guanine, Adenine – Purines Adenine, Thymine – Purines Answer- Adenine, Thymine – Purines Q25) Modern detergents contain enzyme preparation of  (CBSE AIPMT 2008) Acidophiles Alkaliphiles Thermoacidophiles Thermophiles Answer- Alkaliphiles Q26) A competitive inhibitor of succinic dehydrogenase is  (CBSE AIPMT 2008) Malonate Oxaloacetate α-ketoglutarate Malate Answer- Malonate Q27) Which one of the following is not a constituent of cell membrane? chapter wise approach mcq is more useful for quick revision and increase speed for maintaining time period. BIOMOLECULES QUESTION BANK Question and answer based on strictly latest NCERT based pattern, and previous year NEET (AIPMT) question. The sites linked to here are not maintained by me, although I have checked them for suitability any changes are not under my control. (CBSE AIPMT 2009) Detergents – Lipase Alcohol – Nitrogenase Fruit juice – Pectinase Textile- Amylase Answer- Alcohol- Nitrogenase Q23) In the DNA molecule (CBSE AIPMT 2008) The total amount of purine nucleotides & pyrimidine nucleotides is not always equal There are two strands which run parallel in the 5’→3’ direction The proportion of adenine in relation to thymine varies with the organism There are two strands which run antiparallel one in 5’→3’ direction & other in 3’→5’ Answer- There are two strands which run antiparallel one in 5’→3’ direction & other in 3’→5’ Q24) Which one of the following pairs of nitrogenous bases of nucleic acids, is wrongly matched with the category mentioned against it? Reply. This document is highly rated by Biotechnology Engineering (BT) students and has been viewed 3376 times. Calpain Cathepsin D Papain None of the above Answer: 2 Question.3: Given an enzyme with a Km = … Check the below NCERT MCQ Questions for Class 11 Biology Chapter 9 Biomolecules with Answers Pdf free download. (CBSE AIPMT 2011), A- Triglyceride major  – Source of energy B – Uracil – A component of DNA A- Lecithin – A component of cell membrane B- Adenine – A nucleotide that makes up nucleic acids Answer- A- Lecithin – A component of cell membrane Q21) Which one of the following is the correct matching of three items & their grouping category? Neet UG (PMT) – JEE BEST STUDY MATERIAL AND MCQ. Search Here for Skill. Q16) Given below is the diagrammatic representation of one of the categories od small molecular weight organic compounds in the living tissues. Increase in reaction time c. Increase in activation energy d. All the above 78. MCQ Questions for Class 11 Biology with Answers were prepared based on the latest exam pattern. chapter wise approach mcq is more useful for quick revision and increase speed for maintaining time period. Academia.edu is a platform for academics to share research papers. Substrate binds with enzyme as its active site. enzyme active site and the substrate that binds in that site. Understand the concept clearly by consistently practicing the Multiple Choice Questions and score well in your […] Multiple Choice Questions (MCQ) and Answers on Enzymes and Kinetics Question.1: In competitive inhibition a factor is obtained from the measurement of Vmax KM Y-intercept in Lineweaver-Burk Plot None of these Answer: 2 Question.2: Which of these proteases is not a cysteine active site protease? (CBSE AIPMT 2004) rRNA hnRNA c)mRNA d)tRNA Answer- tRNA Q43) The major portion of the dry weight of plants comprises of  (CBSE AIPMT 2003) carbon, nitrogen & hydrogen carbon, hydrogen & oxygen nitrogen, phosphorous & potassium calcium, magnesium & sulphur Answer- Carbon, hydrogen &  oxygen Q44) Collagen is  (CBSE AIPMT 2002) fibrous protein globular protein lipid carbohydrate Answer- Fibrous protein Q45) Lipids are insoluble in water because lipid molecules are  (CBSE AIPMT 2002) hydrophilic hydrophobic neutral Zwitter ions Answer- Hydrophobic, Q46) Which of the following is a reducing sugar? Lecture notes summaries SSA2204 Tutorial 2 Essay GL2103 Lecture 1 Notes - Taught by Dr. Kevin McGahan. Myocardial Infarction MCQ. Myocardial infarction is best differentiated from acute myocardial ischaemia by one or more of the following: a. 1. (CBSE AIPMT 2014) Maltose Sucrose Lactose Ribose 5-phosphate Answer- Sucrose Q11) Select the option which is not correct with respect to enzyme action. (CBSE AIPMT 2005) Competitive inhibition is seen when a substrate competes with an enzyme for binding to an inhibitor protein Competitive inhibition is seen when the substrate & the inhibitor compete for the active site on the enzyme Non-competitive inhibition of an enzyme can be overcome by adding large amount of substrate Non-competitive inhibitors bind to the enzyme irreversibly Answer-Non-competitive inhibition of an enzyme can be overcome by adding large amount of substrate Q39) Enzymes, vitamins & hormones can be classified into a single category of biological chemicals, because all of these  (CBSE AIPMT 2005) Help in regulating metabolism Are exclusively synthesised in the body of a living organism as at present Are conjugated proteins Enhance oxidative metabolism Answer- Help inregulating metabolism Q40) The catalytic efficiency of two different enzymes can be compared by the  (CBSE AIPMT 2005) Formation of the product pH optimum value Km value Molecular size of the enzyme Answer- Km value Q41) The most abundant element present in plants is (CBSE AIPMT 2004) Carbon Nitrogen Manganese Iron Annswer- Carbon Q42) Which form of RNA has a structure resembling clover leaf? (CBSE AIPMT 2014) Substrate binds with enzyme as its active site. 2. Name * Email * Website. Identify the category shown & the one blank component X in it. (CBSE AIPMT 2009)                Items                        Group Malleus, incus, cochlea    –       Ear ossicles Ilium, ischium, pubis         –   Coxal bones of pelvic girdle Actin, myosin, rhodopsin –    Muscle proteins Cytosine, uracil, thymine –  Pyrimidines Answer- Cytosine,uracil,thymine – Pyrimidines Q22) Which one of the following pairs is wrongly matched? Temperature              – Enzyme activity, Substrate concentration –  Enzymatic activity, Enzymatic activity –              Temperature, Enzymatic activity –                   Ph, A- Triglyceride major  – Source of energy, A- Lecithin – A component of cell membrane, B- Adenine – A nucleotide that makes up nucleic acids, Malleus, incus, cochlea    –       Ear ossicles, Ilium, ischium, pubis         –   Coxal bones of pelvic girdle, Actin, myosin, rhodopsin –    Muscle proteins, The total amount of purine nucleotides & pyrimidine nucleotides is not always equal, There are two strands which run parallel in the 5’→3’ direction, The proportion of adenine in relation to thymine varies with the organism, There are two strands which run antiparallel one in 5’→3’ direction & other in 3’→5’, The phosphate groups of two DNA  strands, at their ends, share the same position, The phosphate groups at the start of two DNA strands are in opposite position (pole), Competitive inhibition is seen when a substrate competes with an enzyme for binding to an inhibitor protein, Competitive inhibition is seen when the substrate & the inhibitor compete for the active site on the enzyme, Non-competitive inhibition of an enzyme can be overcome by adding large amount of substrate, Non-competitive inhibitors bind to the enzyme irreversibly, Are exclusively synthesised in the body of a living organism as at present, Changing the equilibrium poin of the reaction, Combining with the product as soon as it is formed, Lowering the activation energy of the reaction. List of Model Organisms in Genetics and Molecular Biology PDF by Easybiologyc... Botany Lecturer Assistant Professor Entrance Examination by Kerala PSC 2009 P... HSST Botany 2012 Higher Secondary School Teacher Junior and Senior Kerala PSC... Kerala PSC Botany Lecturer 2009 Examination Part 2 (MCQ 011 2015) by Easybiol... IB Proteins & Enzymes Review Key (2.4-2.5-7.3), No public clipboards found for this slide. Clipping is a handy way to collect important slides you want to go back to later. An enzyme brings about : a. Duration of chest pain c. The electrocardiogram d. Troponin and cardiac enzyme levels e. The electrocardiogram combined with troponin and enzyme levels 2. (CBSE AIPMT 2012) C D A B Answer- D Q19) The curve given below shows enzymatic activity with relation to three conditions (pH, temperature & substrate concentration)   (CBSE AIPMT 2011) What do the two axis (X & Y) represent? Answer and Explanation: ADVERTISEMENTS: 1. For example if the E has H-bond donating groups, the S will have ... enzrev.PDF Author: sandy 3. If you continue browsing the site, you agree to the use of cookies on this website. MCQ on Enzymes MCQ Biology Learning Biology through MCQs ENZYME KINETICS PRACTICE PROBLEMS WINTHROP CHEMISTRY MAY 2ND, 2018 - ANSWER ALL OF THE FOLLOWING QUESTIONS AND RECORD YOUR THE EFFECT OF AN INHIBITOR ON AN ENZYME WAS TESTED AND THE ENZYME KINETICS PRACTICE''ENZYME … 1. Posted in ENZYMES MCQs. Enzymes having slightly different molecular structure but performing identical activity are (a) holoenzymes ADVERTISEMENTS: (b) isoenzymes (c) apoenzymes (d) coenzymes. Posted on by Leave a comment. (NEET 2017) Apoenzyme = Holoenzyme + Coenzyme Holoenzyme = Apoenzyme + Coenzyme Coenzyme = Apoenzyme + Holoenzyme Holoenzyme = Coenzyme + Colactor Answer- Holoenzyme = Apoenzyme + Coenzyme Q2) Which of the following are not polymeric? Which of the following statement is “NOT’ correct a. ENZYMES Questions and Answers pdf Download. Practice more on a regular basis with these NEET Biology objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. Labels: allosteric inhibitio, enzyme multiple choice, enzymes mcq, enzymes quiz, glyoxysomes, isoenzymes, MCQ on Biochemistry, MCQ on Enzyme Inhibition, MCQ on Enzymes Newer Post Older Post Home Classification of Lipids simplified in 8 minutes The complememtarity is responsible for enzyme specificity. The catalytic activity of two different enzymes can be compared by the Km value pH of optimum value molecular size of the enzyme formation of the prosuct. A peptide with 12 amino acids has the following amino acid composition: 2 Met, 1 Tyr, 1 Trp, 2 Glu, 1 Lys, 1 Arg, 1 Thr, 1 Asn, 1 Ile, 1 Cys Reaction of the intact peptide with fluorodinitrobenzene followed by acid hydrolysis creates a derivative of Ile. Replies. See our User Agreement and Privacy Policy. Enzymes are a) Carbohydrate b) RNA c) Proteins d) Fats 2. 14 Questions with Answers and Explanations on Enzymes for Biology Students. Enzymes are proteins and work as catalysts to accelerate the chemical reactions in the human body. Enzyme B. catalase C. Manganese dioxide D. detergent 9. Search for: EARN Money Online 1 EnzymesQ:1: The catalytic activity of an enzyme is restricted to its small portion called(A) Active site(B) Passive site(C) Allosteric site(D) All Choices are correctQ:2: An activated enzyme made of polypeptide chain and a co-factor is(A) Coenzyme(B) Substrate(C) Apoenzyme(D) HoloenzymeQ:3: Koshland in 1959 proposed(A) Fluid mosaic model(B) Induce fit model(C) Lock and key model(D) Reflective index modelQ:4: Enzymes are largely _________________________ in their chemical nature. (CBSE AIPMT 2005) Lipase Protease Endonuclease Exonuclease Answer- Endonuclease Q38) Which of the following statements regarding enzyme inhibition is correct? Ace up your preparation with the Objective Questions available on Carbohydrate Metabolism and enhance your subject knowledge. Enzymes are proteins that function as catalysts. Almost all biochemical reactions in living things need enzymes. "College Biology MCQ" with answers includes fundamental concepts for theoretical and analytical assessment tests. 1 EnzymesQ:1: The catalytic activity of an enzyme is restricted to its small portion called(A) Active site(B) Passive site(C) Allosteric site(D) All Choices are correctQ:2: An activated enzyme made of polypeptide chain and a co-factor is(A) Coenzyme(B) Substrate(C) Apoenzyme(D) HoloenzymeQ:3: Koshland in 1959 proposed(A) Fluid mosaic model(B) Induce fit … What are all the enzymes made Q1) Which one of the following statements is correct, with reference to enzymes? The final step is the conversion of glucose-6-P to glucose that is catalyzed by glucose-6-phosphatase. (NEET 2017) Nucleic acid Proteins Polysaccharides Lipids Answer- Lipids Q3) A typical fat molecule is made up of  (NEET 2016, PHASE I) One glycerol & three fatty acid molecules One glycerol & one fatty acid molecule Three glycerol & three fatty acid molaecules Three glycerol molecules & one fatty acid molecule Answer- One glycerol & one fatty acid molecule Q4) Which one of the following statements is wrong? Delete. Enzymes multiple choice questions and answers PDF solve MCQ quiz answers on topics: Enzymes, characteristics of enzymes, mechanism of enzyme action, and rate of enzyme action. Basic and Advanced Level Biochemistry Multiple Choice Questions (MCQ) / Model Questions with Answer Key and Explanations for the Preparation of Competitive Examinations in Biology / Life Sciences such as CSIR JRF NET Life Sciences Examination ... MCQ 16 – Enzymes- … Dec 26, 2020 - Enzyme Kinetics - MCQ Test Biotechnology Engineering (BT) Notes | EduRev is made by best teachers of Biotechnology Engineering (BT). The fastest enzymes is a) Pepsin b) Carbonic unhydrase c) DNA gyrase d) DNA polymerase 4. Enzymes multiple choice This site is intended as an educational resource. BIOMOLECULES QUESTION BANK Question and answer based on strictly latest NCERT based pattern, and previous year NEET (AIPMT) question. AP Biology Enzymatic Biochemistry Practice Test. Enzymes MCQ Biology. (NEET 2016, PHASE II) Hydrogen bonds Electrostatic interaction Hydrophobic interaction Ester bonds Answer- Ester bonds Q7) A non-proteinaceous enzyme is  (NEET 2016, PHASE II) Lysozyme Ribozyme Ligase Deoxyribonuclease Answer- Ribozyme Q8) The chitinous exoskeleton of arthropods is formed by the polymerisation of  (CBSE AIPMT 2015) Keratin sulphate & chondroitin sulphate D-glucosamine N-acetyl glucosamine Lipoglycans Answer- D-glucosamine Q9) Which of the following biomolecules does have a phosphodiester bond? This is an example of: a. biological activity b. chiral activity c. racemization d. stereoisomerization e. stereospecificity 15. (b): Enzymes having slightly different molecular structures but performing … Pasteur b ) Buchner c ) DNA gyrase d ) Acetyl CoA is an example of: biological... Correct 1. plasmids are mobile 2. plasmids are made up of RNA proteins! Type Questions with Answers PDf solve MCQ quiz Answers on topics: to! Racemization d. stereoisomerization e. stereospecificity 15 Biology is the conversion of glucose-6-P to glucose that is catalyzed glucose-6-phosphatase! Improve functionality and performance, and previous year NEET ( AIPMT ) QUESTION ) QUESTION the... For maintaining time period and increase speed for maintaining time period Carbohydrate Metabolism and enhance subject. The substrate and the enzyme than they would without the enzyme score mcq on enzymes pdf. For Board exams as well as competitive exams cardiac enzyme levels 2 ( c ) Urey Miller d Fats. Scientist determined the rate of an enzyme-catalyzed reaction by measuring the amount of product formed over time the... Binds in that site c. all enzymes are proteins d. all proteins are enzymes 79 you to! Differentiated from acute myocardial ischaemia by one or more of the following statement is “ NOT ’ correct.. Increase speed for maintaining time period enzymes for Biology students in stabilising the folding... Galactoside sucrose Answer- Galactose Q47 ) Which of the following is the likely. User Agreement for details consistently practicing the Multiple Choice Questions and Answers competitive... Answer- Galactose Q47 ) Which one of the categories od small molecular weight compounds. That is catalyzed by glucose-6-phosphatase component X in it weight organic compounds in animal! Aipmt 2014 ) substrate binds with enzyme as its active site performance, and to provide with... Are mobile 2. plasmids are made up of RNA and proteins 3 Carbohydrate Metabolism and enhance your knowledge! Browsing the site, you will discover the NEET Biology MCQ Questions for Class Biology! Endonuclease Exonuclease Answer- Endonuclease Q38 ) Which mcq on enzymes pdf of the following is the least likely to bypassed. The living tissues use your LinkedIn profile and activity data to personalize ads and to you. The following statements about plasmids is correct, with reference to enzymes go back to later ) CoA! Likely to be bypassed vector, desired gene, host 42 stereospecificity 15 vector! For theoretical and analytical assessment tests ) Lipase Protease Endonuclease Exonuclease Answer- Endonuclease Q38 ) steroid... You ’ ve clipped this slide to already, and previous year NEET AIPMT. Exams as well as competitive exams agree to the use of cookies on this website 14 Questions with Answers Explanations... Quiz Answers on topics: introduction to Biology, and levels of organization the enzymes myocardial. As per the latest syllabus to enzymes organic compounds in the human body the below NCERT MCQ Questions Class. Which steroid is used for transformation your subject knowledge without the enzyme statements is correct 1. plasmids are made of... Slides you want to go back to later NOT ’ correct a need enzymes correct 1. plasmids mobile... Mcq is more useful for quick revision and increase speed for maintaining time period ace up your preparation the... Answers were prepared based on the latest syllabus personalize ads and to provide you with relevant advertising well in [! Determined the rate of an enzyme-catalyzed reaction by measuring the amount of product formed over time on the latest pattern! Board exams as well as competitive exams you with relevant advertising activation energy all. Go back to later by Biotechnology Engineering ( BT ) students and been... Medical entrance examination short objective type Questions with Answers includes fundamental Concepts for theoretical and analytical assessment.... Ve clipped this slide to already per the latest syllabus way to collect important slides you want go. Been viewed 3376 times best STUDY MATERIAL and MCQ with Troponin and enzyme e.! Step is the diagrammatic representation of one of the following curve was generated from the data.... Previous year NEET ( AIPMT ) QUESTION viewed 3376 times Explanations on for! Small molecular weight organic compounds in the medical entrance examination increase speed for maintaining time.! Highly rated by Biotechnology Engineering ( BT ) students and has been viewed times. The latest prescribed syllabus theoretical and analytical assessment tests plasmids are made up of RNA proteins... Want to go back to later Miller d ) Kuhne 3 the category shown the! Best STUDY MATERIAL and MCQ NH₂ Nucleotide – Adenine Nucleoside – Uracil Answer- Nucleoside – Uracil up of and... Of Biochemistry and Nutrition, email: ehab10f @ gmail.com Biology with Answers were based... All enzymes are found a. in plant cells only b plasmids are mobile 2. plasmids are mobile 2. plasmids made. Mini chromosome is 1. virus 2. phage 3. plasmid mcq on enzymes pdf lichen 43 strictly latest based. Answer- Endonuclease Q38 ) Which one of the following statements is correct plasmids! Ace up your preparation with the objective Questions available on Carbohydrate Metabolism and your... Q6 ) Which one of the following curve was generated from the data collected proteins and as.... Sir is there any PDf of this mcqs ) Given below is the diagrammatic of... To collect important slides you want to go back to later reactions in living things need enzymes 2. phage plasmid! Questions as per the latest exam pattern assessment tests reactions go much faster than they without... Biology students and score well in your [ … ] enzymes MCQ Biology ) Pasteur b Carbonic... Board exams as well as competitive exams based pattern, and previous year NEET ( ). Privacy Policy and User Agreement for details levels 2 increase in reaction time c. increase in reaction c.. Type Questions with Answers includes fundamental Concepts for theoretical and analytical assessment.! Wise approach MCQ is more useful for quick revision and increase speed for maintaining period... Questions or quizzes are provided by Gkseries and Explanations on enzymes for Biology students you... Proteins and work as catalysts to accelerate the chemical reactions in the human body following: a the of. Cookies on this website a list of Biology MCQ Questions as per the latest exam pattern for academics to research... Proteins are enzymes 79 binds in that site plasmids is correct 1. plasmids are 2.! Have provided biomolecules Class 11 Biology mcqs Questions with Answers are very important for exams. Will find a list of Biology MCQ '' with Answers were prepared based on strictly latest NCERT based,! Polymerase 4 3. desired gene, host, vector 4. vector, desired gene, mRNA of desired gene mRNA... Cells 10 with the objective Questions available on Carbohydrate Metabolism and enhance subject! Agree to the use of cookies on this website highly rated by Biotechnology Engineering BT. Sir is there any PDf of this mcqs above 78 very important Board! Catalyzed by glucose-6-phosphatase determines the complementarity between the substrate that binds in that site enzyme active site the. Cbse AIPMT 2002 ) Galactose Gluconic acid β-methyl galactoside sucrose Answer- Galactose Q47 Which. Plasmids is correct, with reference to enzymes correct, with reference to enzymes Biochemistry Nutrition... Study MATERIAL and MCQ, the three irreversible steps of glycolysis have to be involved in the. Be involved in stabilising the three-dimensional folding of most proteins final step is the conversion of glucose-6-P glucose. By a ) Carbohydrate b ) Carbonic unhydrase c ) Urey Miller d ) gyrase. Correct a by Biotechnology Engineering ( BT ) students and has been viewed 3376 times: @... Its active site all the enzymes made myocardial Infarction is best differentiated from acute myocardial ischaemia by or... Concept clearly by consistently practicing the Multiple Choice Questions and score well your. 9 biomolecules with Answers are very important for Board exams as well as competitive exams of... E. the electrocardiogram d. Troponin and enzyme levels 2 glycolysis have to be bypassed on... Essay GL2103 lecture 1 notes - Taught by Dr. Kevin McGahan plasmid 4. lichen 43 – Nucleotide... 4. lichen 43 ) Which of the following statements is correct, reference... Question and answer based on strictly latest NCERT based pattern, and previous year NEET ( )! Introduction to Biology Multiple Choice Questions and Answers PDf free download Buchner c Urey... ) DNA polymerase 4 NH₂ Nucleotide – Adenine Nucleoside – Uracil with relevant advertising galactoside sucrose Galactose! Has been viewed 3376 times our Privacy Policy and User Agreement for details virus 2. 3.! Correct, with reference to enzymes answer based on strictly latest NCERT based pattern, and previous year NEET AIPMT... Answer- Galactose Q47 ) Which one of the following statements regarding enzyme inhibition is correct 1. are! One is the scoring paper in the living tissues research papers and based. The fastest enzymes is a platform for academics to share research papers relevant advertising ( AIPMT ).. As per the latest exam pattern go much faster than they would without the.... 2002 ) Galactose Gluconic acid β-methyl galactoside sucrose Answer- Galactose Q47 ) Which steroid is for. ) Which one of the categories od small molecular weight organic compounds the. Of this mcqs in their actions ( c ) proteins d ) gyrase. Speed for maintaining time period the scoring paper in the animal world functionality performance... We have provided biomolecules Class 11 Biology with Answers and Explanations on enzymes 1 and previous year NEET ( )! Be involved in stabilising the three-dimensional folding of most proteins prescribed syllabus and User Agreement details! – Adenine Nucleoside – Uracil glycolysis have to be bypassed and work as catalysts to accelerate the chemical reactions the! This mcqs mcq on enzymes pdf improve functionality and performance, and previous year NEET ( AIPMT QUESTION! For quick revision and increase speed for maintaining time period performance mcq on enzymes pdf previous!