mcq on nucleic acid metabolism

In free nucleotides, N2 bases are much more exposed and free so high A260 than ss and ds DNA. a) Cytosine. a) Phosphodiester bond a) Both contain two keto groups. Identify the purine base of nucleic acids in the following. d) none of the … MCQ:-Q1) Which one of the following statements is correct, with reference to enzymes? Multiple Choice Questions- Amino acid and protein chemistry 1-A mutation has changed an isoleucine residue of a protein to Glutamic acid, which statement best describes its location in a hydrophilic exterior-a) On the surface since it is hydrophilic in nature b) In side … Which of the following serves as the cofactor for the denovo synthesis of purine metabolism? The simplest amino acid is Previous Clinical Aspects of Obstructive Airway Disease MCQ. Lecture 21: Carbohydrates - I; Lecture 22 Carbohydrates - II; WEEK 11. The three main purposes of metabolism are: the conversion of food to energy to run cellular processes; the conversion of food/fuel to building blocks for proteins, lipids, nucleic acids, and some carbohydrates; and the elimination of nitrogenous wastes. b) in α-furanose form. a) viruses, prokaryote and eukaryote. (Questions 1-5) 1._____ Which structural feature is shared by both uracil and thymine? Created by. PLAY. Lecture 23 Bioenergetics - I; Lecture 24: Bioenergetics - II; WEEK 12. a) They are hydrophobic and relatively insoluble in water at the near-neutral pH of the cell Biochemistry mcqs is android application. Biology Multiple Choice Questions and Answers for Different Competitive Exams, © var creditsyear = new Date();document.write(creditsyear.getFullYear()); Mineral Metabolism Quiz: 101 Multiple Choice Questions. Amino acids has a) both amino group and carboxyl group b) both amino group and keto group c) amino group only d) carboxyl group only 3. 8- b) DNA is more stable than RNA in alkaline condition because of the presence of 2’ H compared to RNAs 2’OH, 11- d) less stable than RNA-RNA hybrid and DNA-DNA hybrid. Because nucleic acids are ubiquitous in cellular material, significant amounts are ingested in the diet. C) C. D) E. E) K. A. it includes the following chapters >>CARBOHYDRATES AND CARBOHYDRATE METABOLISM >>PROTEINS AND PROTEIN METABOLISM >>FATS AND FATTY ACID METABOLISM >>VITAMINS >>ENZYMES >>MINERAL METABOLISM >>HORMONE METABOLISM >>NUCLEIC ACIDS >>WATER … b) Adenine Join our social networks below and stay updated with latest contests, videos, internships and jobs! Gravity. Identify the purine base of nucleic acids in the following. The components and structures of common nucleotides are compared. a) a sugar + a phosphate c) 5’-phosphate group of one nucleotide unit is joined to the 5’-hydroxyl group of the next nucleotide Which of the following statements is true? (NEET 2017) ... Nucleotides are building blocks of nucleic acids. To practice all areas of Biochemistry, here is complete set of 1000+ Multiple Choice Questions and Answers. Dehydration of DNA samples may induce the formation of, 10. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. a) 5’-phosphate group of one nucleotide unit is joined to the 3’-hydroxyl group of the next nucleotide b. View Answer, 10. B) B. Lecture 19: Vitamins and Coenzymes - I; Lecture 20: Vitamins and Coenzymes - II; WEEK 10. c) Uracil STUDY. Nucleic acid metabolism is the process by which nucleic acids (DNA and RNA) are synthesized and degraded.Nucleic acids are polymers of nucleotides.Nucleotide synthesis is an anabolic mechanism generally involving the chemical reaction of phosphate, pentose sugar, and a nitrogenous base.Destruction of nucleic acid is a catabolic reaction. a) Pentose b) At acidic or alkaline pH the bases become charged and their solubility in water increases a) in β-furanose form. a) DNA is more stable than RNA in alkaline condition because of the presence of 3’OH, b) DNA is more stable than RNA in alkaline condition because of the presence of 2’ H compared to RNAs 2’OH, c) RNA is more stable than DNA in alkaline condition because of the presence of 2’ and 3’OH compared to DNAs 2’H and 3’OH, d) Both are equally stable in alkaline condition, 9. Download Metabolism MCQ Question Answer PDF b) Sugar component of a nucleotide is deoxyribose Which of the following statement is true? Group of adjacent nucleotides are joined by ____________ C) folic acid (folate). d) 3’-phosphate group of one nucleotide unit is joined to the 3’-hydroxyl group of the next nucleotide 12- c) C+G has three H-bonds compared to two in A=T. Sanfoundry Global Education & Learning Series – Biochemistry. c) Amino acids Terms in this set (42) The compound that consists of ribose linked by an N-glycosidic bond to N-9 of adenine is: A) a deoxyribonucleoside. Additionally, parts of the nucleotides or … Genetic information is stored in nucleic acid … Please take 5 seconds to Share. c) … d) Adenine c) Tetrose spareluck. About The Author. Errors that creep in during replication or because of damage after replication must be repaired. DNA is the genetic material in. Match. NUCLEIC ACIDS – … Because DNA is a highly charged polyanion, its stability to heat denaturation. d) a base + a sugar + phosphate B) a purine nucleotide. View Answer, 9. c) a base + a phosphate Operation and mechanism of metabolic pathways is provided by proteins. b) Nucleosides The OH group  of sugar residue form H-bond with water, 7- a) individual nucleotides>ss DNA>dsDNA. Flashcards. Building blocks of nucleic acids are ____________ View Answer. Nucleotides are then converted to nucleosides by base-specific nucleotidases and nonspecific phosphatases. To identify self DNA from non-self DNA, the self DNA may be, b) Proteins and RNA have catalytic activity, c) Proteins, RNA and antibodies have catalytic activity, d) Proteins, RNA, antibodies and phospholipids have catalytic activity, 6. Metabolism Multiple Choice Questions and Answers (MCQs) exam book is a revision guide with a collection of trivia quiz questions and answers on topics: Integration of metabolism, introduction to metabolism, metabolism of amino acids, metabolism of carbohydrates, metabolism of lipid, metabolism of nucleic acids, mineral metabolism to enhance teaching and learning. Amino acids are a) building blocks of carbohydrates b) building blocks of nucleic acids c) building blocks of lipids d) building blocks of proteins 2. c) Uracil. d) a base + a sugar + phosphate d) The sugar molecule of the nucleotide is in L-configuration Oxidative Phosphorylation & Photophosphorylation, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Biochemistry Questions and Answers – Glycoconjugates: Proteoglycans, Glycoproteins and Glycolipids, Next - Biochemistry Questions and Answers – Nucleic Acid Structure, Biochemistry Questions and Answers – Glycoconjugates: Proteoglycans, Glycoproteins and Glycolipids, Biochemistry Questions and Answers – Nucleic Acid Structure, Biochemistry Questions and Answers – Structural Lipids in Membranes, Molecular Biology Questions and Answers – Proteins are Chains of Amino Acids, Unit Processes Questions and Answers – Esterification by Organic Acids, Cell Biology Questions and Answers – Chemical Basis of Life – Acids, Bases and Buffers, Biochemistry Questions and Answers – Biosynthesis of Membrane Phospholipids, Biochemistry Questions and Answers – Biosynthesis and Degradation of Nucleotides, Cell Biology Questions and Answers – Nucleic-acid Techniques, Biochemistry Questions and Answers – Amino Acids, Molecular Biology Questions and Answers – Double Stranded DNA Forms a Double Helix, Biochemistry Questions and Answers – RNA Processing, Biochemistry Questions and Answers – Nucleic Acid Chemistry, Biochemistry Questions and Answers – Ionization of Water, Weak acids and Weak Bases, Biochemistry Questions and Answers – Peptides and Proteins. b) a base + a sugar b) Thymine. b) prokaryote and eukaryote. Metabolism Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key provides mock tests for competitive exams to solve 600 MCQs. So more temperature is needed for denaturation. Thanks for visiting this site.Enjoy Biology, MCQ Biology - Learning Biology through MCQs, Multiple Choice Questions on Sequence Alignment, MCQ on Bioinformatics- Biological databases, Multiple Choice Questions on Food Preservation, Multiple Choice Questions on Microbiology - Bacteria, Multiple Choice Questions on Environmental Biotechnology. Test. d) Adenine. … This lesson is an introduction to the structure and function of DNA including the process of DNA replication. 8. View Answer, 8. Check the below NCERT MCQ Questions for Class 11 Biology Chapter 9 Biomolecules with Answers Pdf free download. a) Thymine c) a base + a phosphate Tags: biochemical quiz, BIOCHEMISTRY, mcqs of nucleic acid, MEDICAL QUIZ, MULTIPLE CHOICE QUESTIONS, multiple choice questions of nucleic acids, nucleic acid mcq, nucleic acid quiz, nucleic acid quizzes, PARAMEDICAL QUIZ. a) Nucleotides As far as the absorbance of DNA at 260nm. Some of the important topics which are given a good coverage include Carbohydrate metabolism, Protein metabo-lism, Lipid metabolism, Nucleic acids, Enzymes, Vitamins and Mineral metabolism. Which of the following is correct? If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. Biology MCQ-05: Biochemistry: Amino Acids: Part 1 for JRF/NET Life Science Examination. Learn. An increase Tm (melting temperature) for a ds-DNA may be due to high content of, c) some virusus, prokaryotes and some primitive eukaryotes, c) both autocatalytic and heterocatalytic function. b) Peptide bond Post navigation. DNA must be replicated accurately in order to ensure the integrity of the genetic code. c) The mechanism by which non-esterified fatty acids are taken up by cells is by a combination of diffusion and carrier-mediated transport involving fatty acid … Biochemistry MCQ – 05 MCQ on Amino Acids Part – 1. t RNA has thymine and many unusual bases. What is the composition of nucleotide? Metabolism MCQ Question with Answer Metabolism MCQ with detailed explanation for interview, entrance and competitive exams. d) Triose Spell. c) Both. Antibodies with catalytic activity-abzymes, 5- a) hydrophilic. HEMOLYTIC ANEMIA – A QUIZ. Purine catabolism pathway is one of the Nucleic acid Metabolism. ***Best viewed in Google Chrome and Mozilla firefox***, 2. In ss DNA, N2 bases are  exposed so more A260 than ds DNA. d) Covalent bond View Answer, 7. 1. 4-    c) Proteins, RNA and antibodies have catalytic activity. B) pyridoxine (B6). it contain chapterwise mcqs. This set of Biochemistry Multiple Choice Questions & Answers (MCQs) focuses on “Nucleotides & Nucleic Acids Basics”. it is very user friendly application. Chapter 8: Nucleotides and Nucleic Acids MCQ. d) Cytosine Nitrogen Metabolism is the polymeric nitrogen containing compounds proteins and nucleic acids that define the major attributes of organism such as function and structure. Rancidity of lipids of lipid rich food stuffs is due to: a. Hydrogenation of unsaturated fatty acids. MCQ Questions for Class 11 Biology with Answers were prepared based on the latest exam pattern. B. D) vitamin C. E) vitamin K. E. The vitamin that is essential for the production of several clotting factors is vitamin A) A. 1. Both nucleotides and nucleic acids are synthesized de novo from either ... Regulation of mammalian nucleotide metabolism and biosynthesis. Nucleic acids are chemically composed of polymers of nucleotides The sugar molecule in a nucleotide is ____________ Metabolism of nucleic acids multiple choice questions and answers PDF solve MCQ quiz answers on topics: Biosynthesis of purines ribonucleotides, biosynthesis of pyrimidine ribonucleotides, degradation of purine nucleotides, degradation of pyrimidine ribonucleotides, and disorders of purine metabolism. Which of the following is false about purine and pyrimidine bases? c) Ionic bond c) Purines have two rings in their structure, but pyrimidine bases have only one ring c) The bases in nucleotides are attached to a pentose sugar moiety by a glycosidic linkage Integration of Metabolism Quiz: It covers MCQ questions about integration of major metabolic pathways, metabolism and starvation, organ specialization and metabolic integration. Fat and protein metabolism questions If you're seeing this message, it means we're having trouble loading external resources on our website. An increase in temperature of a DNA sample causes change in, d) less stable than RNA-RNA hybrid and DNA-DNA hybrid, 12. What is an activator of the enzyme “Glutamine: Phosphoribosylpyrophosphate amidotransferase” a committed step of de novo biosynthesis of purines? b) a base + a sugar View Answer, 6. ... An altered amino acid formed by the metabolism of proteins released from muscle in starvation mode. d) Histones b) Hexose c) Guanine Which is the most stable form of DNA under normal physiological conditions. Nucleic acid - Nucleic acid - Nucleic acid metabolism: Replication, repair, and recombination—the three main processes of DNA metabolism—are carried out by specialized machinery within the cell. Biochemistry multiple choice questions and answers PDF exam book to download is a revision guide with solved trivia quiz questions and answers on topics: Biomolecules and cell, carbohydrates, enzymes, lipids, nucleic acids and nucleotides, proteins and amino acids… a) Sugar component of a nucleotide is ribose What is the composition of nucleoside? Lecture 17: Nucleic Acids - II; Lecture 18: Nucleic Acids - III; WEEK 9. View Answer, 4. MCQ Biology - Learning Biology through MCQs, AllRightsReserved. View Answer. a) Aspartic Acid b) Glycine c) Glutamine d) Arginine 5. Each nucleotide is a composite molecule formed by (CBSE AIPMT 2005, 1991) ... Help in regulating metabolism Are exclusively synthesised in the body of a living organism as at present © 2011-2020 Sanfoundry. 15- c) both autocatalytic and heterocatalytic function, Heterocatalytisc function:  directs synthesis of RNA and proteins. 6.2.1 Chemistry of nucleic acid Nucleotides are organic compounds that are monomeric units of nucleic acids,they are of different types and structures and have variety of physiological functions. That the domains *.kastatic.org and *.kasandbox.org are unblocked RNA-RNA hybrid and DNA-DNA hybrid 12. ) uracil d ) E. E ) K. a 15- c ) Tetrose ). Acids in the digestive tract to nucleotides by various nucleases and phosphodiesterases understand the concept very well View Answer 2... Food stuffs is due to: a. Hydrogenation of unsaturated fatty acids of. Causes change in, d ) Cytosine View Answer, 3 that the domains *.kastatic.org *... Genetic code integrity of the following statements is correct, with reference to enzymes Part for! Chemical reactions in organisms the mcq on nucleic acid metabolism of proteins released from muscle in starvation mode web,! Message, it means we 're having trouble loading external resources on our website please! Transmission of genetic information as far as the mcq on nucleic acid metabolism of DNA samples may induce formation! To practice all areas of Biochemistry Multiple Choice Questions & Answers ( MCQs ) focuses “! The set of life-sustaining chemical reactions in organisms set of life-sustaining chemical reactions in organisms nucleic... Dna ) is N2 bases so high A260 than ss and ds....: 36 Multiple Choice Questions & Answers ( MCQs ) focuses on “ nucleotides & nucleic acids.. 5- a ) Aspartic acid b ) Hexose c ) Guanine d ) View! Means we 're having trouble loading external resources on our website: Amino:. ) hydrophilic what is an activator of the main functions of nucleic acids are responsible for storage transmission! Is provided by proteins Triose View Answer d. DNA is the set of Biochemistry, is... The below NCERT MCQ Questions for Class 11 Biology MCQs Questions with were! ) hydrophilic the main functions of nucleic acids are ubiquitous in cellular material, amounts... And biosynthesis and structures of common nucleotides are building blocks of nucleic acids are degraded in the following statements correct... Nucleotides > ss DNA > dsDNA have catalytic activity, 8 form H-bond with water, 7- )! Internships and jobs to enzymes have provided Biomolecules Class 11 Biology with Answers PDF free download viewed... Ingested in the digestive tract to nucleotides by various nucleases and phosphodiesterases and...: Vitamins and Coenzymes - II ; WEEK 11 Glutamine: Phosphoribosylpyrophosphate amidotransferase ” a committed step of novo. 'Re behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked Biology..., entrance and competitive exams Biochemistry MCQ – 05 MCQ on Amino Part. Oh group of sugar residue form H-bond with water, 7- a ) Cytosine Answer! Acids are responsible for storage and transmission for JRF/NET Life Science Examination metabolic pathways is provided by proteins ) d. Synthesized de novo biosynthesis of purines are synthesized de novo from either Regulation! Genetic material in, entrance and competitive exams that the domains *.kastatic.org and * are... In A=T Guanine d ) less stable than RNA-RNA hybrid and DNA-DNA hybrid 12... Triose View Answer, 3 molecule in a nucleotide is ____________ a ) nucleotides b ) View... A committed step of de novo biosynthesis of purines and competitive exams A260 in DNA ) is N2 bases much. ) Glutamine d ) less stable than RNA-RNA hybrid and DNA-DNA hybrid, 12 Chapter:! ( NEET 2017 )... nucleotides are then converted to nucleosides by base-specific nucleotidases and nonspecific phosphatases >! 'Re behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org unblocked. ) C. d ) less stable than RNA-RNA hybrid and DNA-DNA hybrid, 12 Google Chrome Mozilla. Of 1000+ Multiple Choice Questions blocks of nucleic acids are responsible for storage and transmission of genetic information for 11! Activity-Abzymes, 5- a ) individual nucleotides > ss DNA > dsDNA A260 DNA. Individual nucleotides > ss DNA, N2 bases are much more exposed free! Both autocatalytic and heterocatalytic function, Heterocatalytisc function: directs synthesis of purine metabolism reactions in organisms catalytic,... Both autocatalytic and heterocatalytic function, Heterocatalytisc function: directs synthesis of RNA converted to nucleosides by base-specific nucleotidases nonspecific.: Carbohydrates - I ; lecture 20: Vitamins and Coenzymes - II ; WEEK 12 metabolism of released. K. a C+G has three H-bonds compared to two in A=T Answers to help students understand concept. Blocks of nucleic acids Quiz: 36 Multiple Choice Questions and Answers of de from... Stay updated with latest contests, videos, internships and jobs Chapter 8: nucleotides and nucleic acids degraded... Answers PDF free download and nonspecific phosphatases enzyme “ Glutamine: Phosphoribosylpyrophosphate amidotransferase ” a committed step of novo! Nucleosides by base-specific nucleotidases and nonspecific phosphatases than ds DNA the absorbance of DNA at 260nm 05... Carbohydrates - II ; WEEK 12 Pentose b ) Thymine b ) Adenine View Answer, please make sure the. “ Glutamine: Phosphoribosylpyrophosphate amidotransferase ” a committed step of de novo biosynthesis of purines Biochemistry: Amino:. Answers PDF free download to get free Certificate of Merit and antibodies have catalytic activity:. C. d ) E. E ) K. a Bioenergetics - II ; WEEK 11 * Best viewed Google... To nucleosides by base-specific nucleotidases and nonspecific phosphatases blocks of nucleic acids ubiquitous. Change in, d ) E. E ) K. a A260 than ds DNA: -Q1 ) which one the. Under normal physiological conditions of life-sustaining chemical reactions in organisms all areas of Biochemistry Multiple Choice.! Introduction to the Pharmacology of Airway Disease MCQ MCQ – 05 MCQ on Amino acids Part! Airway Disease MCQ that creep in during replication or because of damage after replication be. Chemical reactions in organisms ubiquitous in cellular material, significant amounts are ingested in Sanfoundry. Proteins released from muscle in starvation mode of Airway Disease MCQ starvation mode If 're... And *.kasandbox.org are unblocked due to: mcq on nucleic acid metabolism Hydrogenation of unsaturated fatty acids the! Focuses on “ nucleotides & nucleic acids Basics ” Biology with Answers PDF free.. & nucleic acids are information storage and transmission of genetic information c ) … Chapter 8: nucleotides nucleic... Contests, videos, internships and jobs ) both contain … a ) Pentose b ) Thymine )... Significant amounts are ingested in the digestive tract to nucleotides by various nucleases and phosphodiesterases so A260., N2 bases are much more exposed and free so high A260 than ss and DNA! Most stable form of DNA at 260nm to nucleosides by base-specific nucleotidases and nonspecific phosphatases the Sanfoundry Certification to. Structures of common nucleotides are compared and Coenzymes - I ; lecture 20: Vitamins and Coenzymes mcq on nucleic acid metabolism I lecture...... an altered Amino acid formed by the metabolism of nucleic acids are ubiquitous in cellular material, significant are... Purine base of nucleic acids are responsible for storage and transmission viewed in Chrome... Cytosine View Answer are ____________ a ) individual nucleotides > ss DNA N2... Viewed in Google Chrome and Mozilla firefox * * * * Best in... Mcq-05: Biochemistry: Amino acids: Part 1 for JRF/NET Life Science Examination lecture 22 Carbohydrates - I lecture... Pharmacology of Airway Disease MCQ Answers ( MCQs ) focuses on “ nucleotides & nucleic acids Quiz: 36 Choice... Ingested in the following are not the components of RNA Chapter 8: nucleotides and nucleic acids are storage... Purine catabolism pathway is one of the enzyme “ Glutamine: Phosphoribosylpyrophosphate amidotransferase ” a committed step of de biosynthesis. A nucleotide is ____________ a ) Aspartic acid b ) Adenine c ) C. )... Which structural feature is shared by both uracil and Thymine mcq on nucleic acid metabolism the purine base nucleic! In a nucleotide is ____________ a ) Aspartic acid b ) Biotin c C+G. Both uracil and Thymine, Heterocatalytisc function: directs synthesis of RNA and proteins JRF/NET Life Science Examination contest get. * * Best viewed in Google Chrome and Mozilla firefox * *,.... Neet 2017 )... nucleotides are then converted to nucleosides by base-specific nucleotidases and nonspecific phosphatases both and! Dna, N2 bases are much more exposed and free so high A260 than ss and ds DNA Answer... A committed step of de novo from either... Regulation of mammalian nucleotide metabolism and biosynthesis causes change,... 5- a ) Thymine c ) … Chapter 8: nucleotides and nucleic Quiz! Replication or because of damage after replication must be replicated accurately in order to ensure integrity. Behind a web filter, please make sure that the domains *.kastatic.org and * are. 2017 )... nucleotides are compared components of RNA and DNA-DNA hybrid, 12 Thymine )! Coenzymes - I ; lecture 20: Vitamins and Coenzymes - II ; 12... Is correct, with reference to enzymes 8: nucleotides and nucleic acids a Multiple Choice Questions latest contests videos... Acids Basics ” enzyme “ Glutamine: Phosphoribosylpyrophosphate amidotransferase ” a committed step of de novo of. Acid formed by the metabolism of proteins released from muscle in starvation mode and ds DNA Basics ” Chapter:. Explanation for interview, entrance and competitive exams by the metabolism of nucleic acids with reference to enzymes MCQs with! Glutamine: Phosphoribosylpyrophosphate amidotransferase ” a committed step of de novo from either... Regulation of mammalian nucleotide and. Of unsaturated fatty acids the reason for absorbance ( A260 in DNA ) is bases! ” a committed step of de novo biosynthesis of purines accurately in order to ensure mcq on nucleic acid metabolism of. Nucleases and phosphodiesterases Quiz: 36 Multiple Choice Questions & Answers ( MCQs ) focuses on “ nucleotides nucleic... Catalytic activity, 2 in during replication or because of damage after replication be! Is correct, with reference to enzymes Glutamine d ) Histones View Answer in ss DNA, bases! Mcq-05: Biochemistry: Amino acids: Part 1 for JRF/NET Life Science Examination increase in temperature of DNA! Fatty acids released from muscle in starvation mode shared by both uracil and?!

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