Survey of Organic and Biochemistry Exam Questions - 2401 Verified Questions

Survey of Organic and Biochemistry Exam Questions https://quizplus.com/study-set/3320 29 Chapters 2401 Verified Questions

Survey of Organic and Biochemistry Exam Questions Course Introduction This course provides an introduction to the fundamental principles of organic chemistry and biochemistry, emphasizing the structure, properties, and reactions of organic molecules

and

their

biological

significance.

Topics

include

functional

groups,

stereochemistry, reaction mechanisms, and the basic chemistry of carbohydrates, lipids, proteins, and nucleic acids. Designed for students seeking a foundational understanding of chemical processes in living systems, the course highlights the connections between organic compounds and their roles in metabolism, health, and disease. Laboratory exercises and real-world applications reinforce core concepts and foster an appreciation for the chemical basis of life.

Recommended Textbook Fundamentals of General Organic and Biological Chemistry 8th Edition by John E. McMurry

Available Study Resources on Quizplus 29 Chapters 2401 Verified Questions 2401 Flashcards Source URL: https://quizplus.com/study-set/3320

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Chapter 1: Matter and Measurements Available Study Resources on Quizplus for this Chatper 128 Verified Questions 128 Flashcards Source URL: https://quizplus.com/quiz/65906

Sample Questions Q1) If 55.0 g of olive oil has 877 cal of heat added to it at a room temperature of 26.0°C,what will be the final temperature of the olive oil? The specific heat of olive oil is 2.19 cal/g°C. A)33.3°C B)7.3°C C)19.0°C D)26.0°C E)3.3 °C Answer: A Q2) How many pounds are contained in 84.0 kg? A)0.038 lb B)0.084 lb C)38.0 lb D)185 lb E)380 lb Answer: D Q3) Gasoline has a density of about 0.65 g/mL.How much does 34.0 L weigh in pounds? Answer: Convert 34.0 L to mL then multiply by the density to obtain the grams. Convert grams to pounds:34,000 mL × 0.65 g/mL × 1 lb/454 g = 48.7 lbs. To view all questions and flashcards with answers, click on the resource link above. Page 3

Chapter 2: Atoms and the Periodic Table Available Study Resources on Quizplus for this Chatper 96 Verified Questions 96 Flashcards Source URL: https://quizplus.com/quiz/65907

Sample Questions Q1) Which elements all belong in the same group? A)C,N,O B)Fe,Cu,Ni C)B,Si,As D)F,Cl,Br E)Al,Ge,Sb Answer: D Q2) How many electrons can occupy the 3d subshell? A)1 B)2 C)6 D)8 E)10 Answer: E Q3) The number of neutrons in an atom is equal to A)atomic number - mass number. B)mass number - atomic number. C)the atomic number. D)the mass number. Answer: B To view all questions and flashcards with answers, click on the resource link above. Page 4

Chapter 3: Ionic Compounds Available Study Resources on Quizplus for this Chatper 83 Verified Questions 83 Flashcards Source URL: https://quizplus.com/quiz/65908

Sample Questions Q1) If an element G could react with sulfur to form an ionic compound with formula GS₂,the charge on the ion formed by G would be A)4-. B)2-. C)1+. D)2+. E)4+. Answer: E Q2) When hydrochloric acid dissolves in water what ions are formed? A)Hand Cl B)OH^- and Cl^- C)only Cl^- D)H⁺ and Cl^- E)only H¹⁺ Answer: D To view all questions and flashcards with answers, click on the resource link above.

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Chapter 4: Molecular Compounds Available Study Resources on Quizplus for this Chatper 78 Verified Questions 78 Flashcards Source URL: https://quizplus.com/quiz/65909

Sample Questions Q1) The carbon dioxide molecule is linear.The electronegativities of C and O are 2.5 and 3.5,respectively.Based on these values and on consideration of molecular geometry,the C-O bond is ________ and the molecule is ________. A)polar;polar B)nonpolar;nonpolar C)polar;nonpolar D)nonpolar;polar E)none of the above Q2) Which element listed is the least electronegative? A)nitrogen B)hydrogen C)oxygen D)fluorine E)chlorine Q3) When a non-metal atom bonds with another non-metal atom,an ionic bond is formed. A)True B)False Q4) Explain why it is unlikely that an organic molecule would have an odd number of valence electrons. Page 6 To view all questions and flashcards with answers, click on the resource link above.

Chapter 5: Classification and Balancing of Chemical Reactions Available Study Resources on Quizplus for this Chatper 61 Verified Questions 61 Flashcards Source URL: https://quizplus.com/quiz/65910

Sample Questions Q1) The following reaction can be classified as what type(s)of reaction(s)? 2

Al(OH)₃(aq)+

3

H₂SO₄(aq)→

Al₂(SO₄)₃(s)+ 6 H₂O(l) A)precipitation B)acid-base neutralization C)redox reaction D)combustion E)both A and B Q2) Which reaction is not an example of a redox reaction? A)2 Hg(l)+ O₂(g)→ 2 HgO(s) B)2

(NH₄)₃PO₄(aq)+

3

Ba(NO₃)₂(aq)→ Ba₃(PO₄)₂(s)+

6

NH₄NO₃(aq) C)CH₄(g)+

2

O₂(g)→

CO₂(g)+

H₂O(g) D)6 HCl(aq)+ 2 Al(s)→ 2 AlCl₃(aq)+ 3 H₂(g) E)2 Al₂O₃(s)→ 4 Al(s)+ 3 O(g) Q3) LX(aq)+ MY(aq)→ LY(s)+ MX(aq) A)redox B)acid-base C)precipitation

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2

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Chapter 6: Chemical Reactions: Mole and Mass Relationships Available Study Resources on Quizplus for this Chatper 57 Verified Questions 57 Flashcards Source URL: https://quizplus.com/quiz/65911

Sample Questions Q1) Given the following balanced equation,answer the following: C₂H₅OH

+

3

O₂

→

2

CO₂

+

3

H₂O A)What is the theoretical yield of carbon dioxide in this reaction if 39.6 g of ethanol is burned in the presence of 54.8 g of oxygen? B)What is the percent yield for this reaction if the actual amount of carbon dioxide formed is 45.5 grams? Q2) 105 g of MgCl₂ contains ________ mol MgCl₂. A)105 B)6.62 × 10²³ C)1.10 D)1.76 E)1.06 × 10²⁴ Q3) The molar mass of Fe(OH)₃ is ________ g. A)72.86 B)74.88 C)89.87 D)104.86 E)106.87 Page 9 To view all questions and flashcards with answers, click on the resource link above.

Chapter 7: Chemical Reactions: Energy, rates, and Equilibrium Available Study Resources on Quizplus for this Chatper 81 Verified Questions 81 Flashcards Source URL: https://quizplus.com/quiz/65912

Sample Questions Q1) Calculate the enthalpy for the following reaction: N₂ + O₂ → 2 NO given the following bond dissociation energies: N₂ = 226 kcal/mol O₂ = 119 kcal/mol NO = 145 kcal/mol. A)55 kcal/mol B)-55 kcal/mol C)235 kcal/mol D)-235 kcal/mol Q2) A rapid reaction is distinguished by A)being unaffected by catalysts. B)having a large heat of reaction. C)having a small heat of reaction. D)having a large value of activation energy. E)having a small value of activation energy. Q3) Based on the reaction shown,which statement is true? S + O₂ → SO₂ + 70.8 kcal A)70.8 kcal are produced when 1 g of sulfur reacts. B)70.8 kcal are consumed when 1 g of sulfur reacts. C)70.8 kcal are produced when 32.1 g of sulfur reacts. D)70.8 kcal are consumed when 32.1 g of sulfur reacts. Page 10 is produced. E)70.8 kcal are produced when 1 g of sulfur dioxide To view all questions and flashcards with answers, click on the resource link above.

Chapter 8: Gases, liquids, and Solids Available Study Resources on Quizplus for this Chatper 90 Verified Questions 90 Flashcards Source URL: https://quizplus.com/quiz/65913

Sample Questions Q1) The vapor pressure of a liquid A)decreases with increasing temperature. B)is independent of temperature. C)is equal to one atmosphere at the normal boiling point. D)cannot be measured. Q2) The amount of energy associated with changing a liquid into a gas is called the A)heat of vaporization. B)heat of fusion. C)heat of combustion. D)joule. E)calorie. Q3) Using the kinetic molecular theory,as the temperature of a gas rises the pressure will also increase because A)the gas molecules collide more frequently with the wall of container. B)the gas molecules collide less frequently with the wall of a container. C)the gas molecules collide more energetically with the wall of the container. D)both the gas molecules collide more frequently and more energetically with the wall of the container. To view all questions and flashcards with answers, click on the resource link above. Page 11

Chapter 9: Solutions Available Study Resources on Quizplus for this Chatper 101 Verified Questions 101 Flashcards Source URL: https://quizplus.com/quiz/65914

Sample Questions Q1) How much NaOH is present in a 250.mL sample of a 5.00% (w/v)solution? A)5.00 g B)10.0 g C)12.5 g D)25.0 g E)250 g Q2) All of the statements about molarity are correct except A)the abbreviation is M. B)the interpretation of the symbol is "moles of solute per mole of solvent." C)moles = molarity × volume. D)volume = moles/molarity. E)the molarity of a diluted solution is less than the molarity of the original solution. Q3) How many grams of C₆H₁₂O₆ are needed to prepare 2.50 L of a 5.00% (w/v)solution? A)1.25 g B)0.200 g C)12.5 g D)125 g E)200.g To view all questions and flashcards with answers, click on the resource link above. Page 12

Chapter 10: Acids and Bases Available Study Resources on Quizplus for this Chatper 100 Verified Questions 100 Flashcards Source URL: https://quizplus.com/quiz/65915

Sample Questions Q1) Which compound produces an acidic solution when dissolved in water? A)NH₄Cl B)NaF C)K₂SO₄ D)KCl E)Ca(NO₃)₂ Q2) Which compound has a very large value of K_a in aqueous solution? A)NaCl B)HNO₃ C)H₃PO₄ D)KOH E)NH₃ Q3) Which of the following cannot act as a Brønsted base? A)HCO₃^- B)CO₃^2- C)NH₃ D)NH₂^- E)NH₄⁺ Q4) Write the balanced chemical equation for a reaction between sodium bicarbonate and hydrochloric acid. Page 13 To view all questions and flashcards with answers, click on the resource link above.

Chapter 11: Nuclear Chemistry Available Study Resources on Quizplus for this Chatper 92 Verified Questions 92 Flashcards Source URL: https://quizplus.com/quiz/65916

Sample Questions Q1) What percentage of a radioactive sample remains after four half-lives have passed? A)0% B)6.25% C)12.5% D)25% E)50% Q2) Which of the following isotopes can be used to monitor spleen function? A).⁹⁹Tc B).¹⁴C C).³H D).¹³¹I E).⁶⁰Co Q3) Which form of radiation is generally considered the most dangerous? A)γ B)β C)α D)positron E)all of the above To view all questions and flashcards with answers, click on the resource link above. Page 14

Chapter 12: Introduction to Organic Chemistry: Alkanes Available Study Resources on Quizplus for this Chatper 90 Verified Questions 90 Flashcards Source URL: https://quizplus.com/quiz/65917

Sample Questions Q1) Which atom is most likely to form a polar covalent bond with carbon? A)C B)H C)Na D)S E)O Q2) Describe the unique characteristics of carbon that make it the basis of such a large number of organic compounds. Q3) Which list includes all the elements that would be found in an alkane with an amine group? A)C,H B)C,H,O C)C,H,N D)C,H,O,H E)H,N Q4) Write a line bond drawing for the following compounds: A)1-chloro-2-isopropylcyclopentane B) 1-ethyl-3-methylcyclohexane Q5) Explain the term "functional group." How do organic chemists use the functional group concept?

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Chapter 13: Alkenes, alkynes, and Aromatic Compounds Available Study Resources on Quizplus for this Chatper 87 Verified Questions 87 Flashcards Source URL: https://quizplus.com/quiz/65918

Sample Questions Q1) The bond angle about a carbon atom involved in a triple bond is A)90°. B)105°. C)109.5°. D)120°. E)180°. Q2) Which reactant should be used to convert propene to 2-chloropropane? A)Cl₂ B)H₂ C)NaCl D)HCl E)BrCl Q3) Which of the following is not the common name of an aromatic compound? A)xylene B)phenol C)acetone D)toluene E)aniline Q4) The term delocalization means "not limited to a particular place or area." Explain how this term describes the behavior of electrons in aromatic compounds. Page 16 To view all questions and flashcards with answers, click on the resource link above.

Chapter 14: Some Compounds With Oxygen, sulfur, or a Halogen Available Study Resources on Quizplus for this Chatper 97 Verified Questions 97 Flashcards Source URL: https://quizplus.com/quiz/65919

Sample Questions Q1) Compounds of the type RCH₂-OH are referred to as ________ alcohols. A)primary B)secondary C)tertiary D)quaternary E)none of the above Q2) Which of the following would at best be only very slightly soluble in water? A)1-hexanol B)2-propanol C)1,5-pentanediol D)1-propanol E)2-butanol Q3) Which property of thiols makes them useful as additives to natural gas? A)flammability B)solubility C)odor D)color E)disinfectant Page 17 Q4) Describe and explain the change in water solubility of straight-chain primary alcohols as molar mass increases. To view all questions and flashcards with answers, click on the resource link above.

Chapter 15: Aldehydes and Ketones Available Study Resources on Quizplus for this Chatper 89 Verified Questions 89 Flashcards Source URL: https://quizplus.com/quiz/65920

Sample Questions Q1) Which compound will give a positive Tollens' test? A)2-pentanone B)3-pentanone C)pentanoic acid D)pentane E)pentanal Q2) What reaction conditions are needed to cause formation of an acetal from the same reactants that form hemiacetals? A)high temperature B)excess aldehyde or ketone as reactant C)limited amount of alcohol as reactant D)metallic catalyst E)acid catalyst Q3) Which observation denotes a positive Tollens' test? A)The light blue color of the reagent disappears. B)A brick-red precipitate forms. C)A silver deposit forms on the glass surface. D)A silver wire dissolves. E)Bubbles of oxygen gas are produced. To view all questions and flashcards with answers, click on the resource link above. Page 18

Chapter 16: Amines Available Study Resources on Quizplus for this Chatper 59 Verified Questions 59 Flashcards Source URL: https://quizplus.com/quiz/65921

Sample Questions Q1) Lemon juice can be used to remove the odor of fish on a person's hands after cleaning fish.The chemical explanation for this is that the A)pleasant odor of the lemon juice covers the fishy odor. B)acid in the lemon juice reacts with the odor-causing amines to form an odorless salt. C)acid in the lemon juice increases the volatility of the odor-causing amines. D)lemon juice dilutes the odor-causing amines. E)lemon juice removes the bitter flavor often associated with nitrogen compounds. Q2) Which organic functional group is important for its basic properties? A)amine B)aromatic C)carbonyl D)hydroxyl E)phenol Q3) Using dashed lines show how two molecules of ethylamine could possibly hydrogen bond to each other. Q4) Using dashed lines illustrate how ethyl amine would hydrogen bond with water,increasing its solubility. To view all questions and flashcards with answers, click on the resource link above.

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Chapter 17: Carboxylic Acids and Their Derivatives Available Study Resources on Quizplus for this Chatper 89 Verified Questions 89 Flashcards Source URL: https://quizplus.com/quiz/65922

Sample Questions Q1) Which of the following bonds is not present in a carboxylic acid functional group? A)C=C B)C=O C)C-O D)O-H E)none of the above Q2) What two compounds should be used to make N-methylbutanamide? A)ammonia and butanoic acid B)methyl amine and butanoic acid C)ammonia and 1-butanol D)methyl amine and 1-butanol E)ammonia and methylbutanoate Q3) The most common reactions of carboxylic acids or their derivatives involve A)addition across the double bond between carbon and oxygen. B)replacement of the oxygen atom in the carbonyl group. C)replacement of the group bonded to the carbonyl atom. D)oxidation of the R group. E)reduction of the R group. To view all questions and flashcards with answers, click on the resource link above. Page 20

Chapter 18: Amino Acids and Proteins Available Study Resources on Quizplus for this Chatper 88 Verified Questions 88 Flashcards Source URL: https://quizplus.com/quiz/65923

Sample Questions Q1) The amino acid sequence of a protein is known as its A)primary structure. B)secondary structure. C)tertiary structure. D)quaternary structure. E)none of the above Q2) Draw the tripeptide as it would be found at pH = 7: ala-gly-phe Q3) Amino acids found in proteins all have which of the following features? A)All are α-amino acids. B)All are l-amino acids. C)All are d-amino acids. D)All are correct. E)None are correct. Q4) Members of which class of biomolecules are the building blocks of proteins? A)glycerols B)monosaccharides C)fatty acids D)amino acids E)nucleic acids To view all questions and flashcards with answers, click on the resource link above. Page 21

Chapter 19: Enzymes and Vitamins Available Study Resources on Quizplus for this Chatper 89 Verified Questions 89 Flashcards Source URL: https://quizplus.com/quiz/65924

Sample Questions Q1) Enzymes are members of which class of biomolecules? A)carbohydrates B)lipids C)nucleic acids D)proteins E)steroids Q2) In a normal biochemical system,the rate of a specific reaction is determined by A)pH and temperature. B)pH and enzyme efficiency. C)temperature and enzyme efficiency. D)temperature and substrate concentration. E)enzyme efficiency and substrate concentration. Q3) Enzymes function as catalysts by A)changing the value of the free energy change to a more favorable value. B)changing the value of the equilibrium constant to a more favorable value. C)lowering the value of the activation energy. D)increasing the amount of time needed to reach equilibrium. E)becoming one of the reactants. Q4) Explain the term feedback control as a mechanism for control of biochemical reactions. Page 22 To view all questions and flashcards with answers, click on the resource link above.

Chapter 20: Carbohydrates Available Study Resources on Quizplus for this Chatper 89 Verified Questions 89 Flashcards Source URL: https://quizplus.com/quiz/65925

Sample Questions Q1) The reaction of a simple sugar with an alcohol produces a A)glycoside. B)cyclic acetal. C)mixture of anomers. D)all of the above E)none of the above Q2) Which of the following statements comparing amylopectin and glycogen is false? A)Both serve as energy storage molecules. B)Both are polymers of α-d-glucose. C)Glycogen molecules are generally larger than amylopectin molecules. D)Glycogen is more highly branched than amylopectin. E)none of the above Q3) The molecular formula of the common disaccharides in human biochemistry is A)CH₂O. B)C₂(H₂O)₂. C)C₆H₁₂O₆. D)C₁₂H₂₂O₁₁. E)C₁₂H₂₄O₁₂. Q4) Explain why cows and other grazing animals can eat grass and benefit from its nutritive value,but humans cannot. Page 23 To view all questions and flashcards with answers, click on the resource link above.

Chapter 21: The Generation of Biochemical Energy Available Study Resources on Quizplus for this Chatper 80 Verified Questions 80 Flashcards Source URL: https://quizplus.com/quiz/65926

Sample Questions Q1) Harmful byproducts of biochemical oxidation include A)superoxide dismutase and catalase. B)vitamins A,C,and E. C)superoxide ions and hydroxyl free radicals. D)ATP. E)coenzyme Q. Q2) The biochemical process in which complex molecules are broken down into simpler ones and energy is released is referred to as A)anabolism. B)catabolism. C)digestion. D)metabolism. E)respiration. Q3) The electrons brought into the electron transport chain are transferred in the following order of A)complex I;CoQ;complex III;cytochrome c;complex IV. B)complex I;complex III;CoQ;cytochrome c;complex IV. C)CoQ;cytochrome c;complex IV,complex I;complex III. D)complex I;complex III;cytochrome c;CoQ;complex IV. E)cytochrome c;CoQ;complex I;complex III;complex IV. To view all questions and flashcards with answers, click on the resource link above. Page 24

Chapter 22: Carbohydrate Metabolism Available Study Resources on Quizplus for this Chatper 73 Verified Questions 73 Flashcards Source URL: https://quizplus.com/quiz/65927

Sample Questions Q1) The synthesis of glycogen from excess glucose is A)glycolysis. B)gluconeogenesis. C)glycogenesis. D)glycogenolysis. E)the pentose phoshate pathway. Q2) The first step of glycolysis involves ________ to form ________. A)esterification;glucose-6-phosphate B)oxidation;glucose -6-phosphate C)addition;fructose-1,6-diphosphate D)esterification;glucose-1-phosphate E)isomerization;fructose-6-phosphate Q3) All of the following are reactions in the oxidation of glucose which produce energy except A)glycolysis. B)glycogenolysis. C)oxidation of pyruvate to acetyl-CoA. D)the citric acid cycle. E)reaction of reduced coenzymes in the electron transport chain. Q4) What are the three possible fates of pyruvate? Page 25 To view all questions and flashcards with answers, click on the resource link above.

Chapter 23: Lipids Available Study Resources on Quizplus for this Chatper 83 Verified Questions 83 Flashcards Source URL: https://quizplus.com/quiz/65928

Sample Questions Q1) Prostaglandins A)are produced by prostate gland and have a hormone function. B)are involved in the reproductive processes of the human female. C)are inhibited by the drug aspirin. D)All of these are correct statements. E)None of these are correct statements. Q2) Which of the following is not a biochemical function of waxes? A)prevention of water loss by leaves B)waterproofing of feathers in shore birds C)energy storage for animals D)structural materials in beehives E)physical protection of mammalian ears Q3) The type of lipid that is predominant in cell membranes is A)fats. B)phospholipids. C)waxes. D)steroids. E)leukotrienes. Q4) Sketch a lipid bilayer and identify its hydrophobic and hydrophilic portions. Q5) Describe the similarities and differences between soaps and emulsifying agents. Page 26 To view all questions and flashcards with answers, click on the resource link above.

Chapter 24: Lipid Metabolism Available Study Resources on Quizplus for this Chatper 72 Verified Questions 72 Flashcards Source URL: https://quizplus.com/quiz/65929

Sample Questions Q1) The complete metabolism of one molecule of stearic acid,a fatty acid with 18 atoms of carbon,would produce ________ molecules of acetyl-CoA. A)8 B)9 C)10 D)16 E)18 Q2) The intermediate that carries two-carbon units to be added to a fatty acid chain is A)malonyl-CoA. B)fatty acyl-CoA. C)carnitine. D)ATP. E)glycerol 3-phosphate. Q3) The bile which is secreted by the liver into the gallbladder,contains A)bile acids. B)cholesterol. C)phospholipids. D)bicarbonate ions. E)all of these To view all questions and flashcards with answers, click on the resource link above. Page 27

Chapter 25: Protein and Amino Acid Metabolism Available Study Resources on Quizplus for this Chatper 61 Verified Questions 61 Flashcards Source URL: https://quizplus.com/quiz/65930

Sample Questions Q1) Which citric acid cycle intermediate is formed in the urea cycle? A)oxaloacetate B)succinate C)fumarate D)isocitrate E)malate Q2) essential amino acid A)an amino acid whose carbon skeleton can be converted to a citric acid cycle intermediate,that ultimately becomes glucose B)an amino acid whose carbon skeleton can be converted to a citric acid cycle intermediate that later becomes a ketone body or a fatty acid C)the biochemical pathway that converts nitrogen and its derivatives to a less toxic form for excretion D)an amino acid which can be synthesized by the human body as needed E)the collection of all the free amino acids in the body F)the transfer of an amine group from an amino acid to an α-keto acid G)an amino acid that must be obtained in the diet because humans do not have the appropriate anabolic pathways for its synthesis To view all questions and flashcards with answers, click on the resource link above.

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Chapter 26: Nucleic Acids and Protein Synthesis Available Study Resources on Quizplus for this Chatper 83 Verified Questions 83 Flashcards Source URL: https://quizplus.com/quiz/65931

Sample Questions Q1) The nucleotide sequence of a gene that codes for the protein of interest is called a(n) A)intron. B)exon. C)heterogenous nuclear RNA. D)gene. Q2) All of the following are components of nucleotides except A)aldopentoses in the form of five-membered rings. B)heterocyclic nitrogen bases consisting of six-membered rings. C)heterocyclic nitrogen bases consisting of two fused rings. D)phosphate groups. E)metal ions. Q3) Draw the structure for the dCMP nucleotide.Label all parts. Q4) A region on the DNA strand that carries the information needed for the synthesis of a specific protein is called a A)codon. B)gene. C)chromosome. D)complementary base unit. E)chromatid. Page 29 To view all questions and flashcards with answers, click on the resource link above.

Chapter 27: Genomics Available Study Resources on Quizplus for this Chatper 50 Verified Questions 50 Flashcards Source URL: https://quizplus.com/quiz/65932

Sample Questions Q1) A term that encompasses the application of biological and biochemical research to improve the health of humans or other living organisms is A)bioinformatics. B)functional genomics. C)biotechnology. D)proteomics. E)toxicogenomics. Q2) Which of the following is a coding portion of DNA? A)exon B)centromere C)intron D)telomere E)none of the above Q3) The portion of a DNA molecule that actually codes for proteins is called a(an) A)intron. B)exon. C)sticky end. D)codon. E)primer. Q4) Discuss the importance of telomeres in cell death and in cancer. Page 30 To view all questions and flashcards with answers, click on the resource link above.

Chapter 28: Chemical Messengers: Hormones, neurotransmitters, and Drugs Available Study Resources on Quizplus for this Chatper 82 Verified Questions 82 Flashcards Source URL: https://quizplus.com/quiz/65933

Sample Questions Q1) The second messenger for the hormones epinephrine is A)cyclic AMP. B)AMP. C)ADP. D)ATP. E)none of the above Q2) Vasopressin is an example of which type of hormone? A)polypeptide B)amino acid C)steroid D)polyatomic E)none of the above Q3) A hormone that is involved in mediating inflammation and in metabolism of simple carbohydrates is classified as a(an) A)mineralocorticoid. B)glucocorticoid. C)sex hormone. D)receptor molecule. E)inhibitor. Page 31 To view all questions and flashcards with answers, click on the resource link above.

Chapter 29: Body Fluids Available Study Resources on Quizplus for this Chatper 73 Verified Questions 73 Flashcards Source URL: https://quizplus.com/quiz/65934

Sample Questions Q1) acidosis A)any substance that is foreign to the body and therefore causes an immune response B)a protein molecule that identifies foreign substances and mediates certain immune responses C)an abnormal condition in which the acidity of the blood is lower than normal and the pH is higher D)fluid outside of cells,such as blood plasma or interstitial fluid E)fluid inside cells F)an abnormal condition in which the acidity of the blood is higher than normal and the pH is lower Q2) Which bodily fluid has the highest concentration of potassium ion? A)intracellular fluid B)extracellular fluid C)blood plasma D)blood serum E)none of the above Q3) Distinguish between inflammatory and immune responses to antigens. To view all questions and flashcards with answers, click on the resource link above.

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