Proteins differ from one another because: The sequence of amino acids in the polypeptide chain differs from protein to protein. Each Element Has A Unique Atomic Number D . A . the following statements is computer resources over the the public Internet. Which of the following statements about the properties of life is false? use light and glass lenses to magnify an image, ability of an optical instrument to show two close objects as seperate. You will be looking for a cell that: The ultimate source of energy flowing into nearly all ecosystems is: Typically flows from producers through a series of consumers. Light energy is converted to chemical energy during the dark reactions. A. True or false? To enable Verizon Media and our partners to process your personal data select 'I agree', or select 'Manage settings' for more information and to manage your choices. Select One: A. ATP Is The Final Electron Acceptor. Elimination reactions of compounds 1 and 2 with sodium ethoxide give two alkenes, A and B, but with different selectivities. Solution for Which of the following statements about nuclear fission is true? a)Zinc is oxidized, and copper ion is reduced. A) The reaction is faster than the same reaction in the absence of the enzyme. The study of crisis intervention began during World War II in response to family reactions when loved ones left home to participate in war efforts Following a stressor or crisis event, the degree to which functioning has changed over an extended period of time is called adaption Compared to psychologists and psychiatrists, professional counselors work from a prevention point of view. 22.4 o0f CO2 grams are produced for every liter of C6H5O7 b.) It includes those behaviors that allow us to control our impulses. C.) An increase in hydrogen ion concentration means a decrease in pH scale units. Mitochondria differ from chloroplasts in that mitochondria: contain membrane folds called cristae, where as chloroplast contain disk-like vesicles in stacks called grana. No new elements can be produced in a fission reaction. 27) Which of the following statements about the functional groups of organic compounds is false? 19. Which of the following statements about enzymes is true? Which four of the following statements about amino acids are true? (b) the reaction can never become unfavorable. which of the following statements is not true about double replacement reactions? D) In the absence of NAD+, glycolysis can still function. The role of a control in an experiment is to: Provide a basis of comparison to the experimental group. Which of the following statements best indicates the most probable outcome? c)All reactants and products are soluble strong electrolytes. AP BIOLOGY LAB. Yahoo is part of Verizon Media. Enzyme catalyzed reactions are very selective and specific. C. NADPH And ATP Are Both Synthesized From The Light Reactions Within Photosystem I. D. Photosystem I Generates ATP, Whereas Photosystem II Generates NADPH. Which Of The Following Statements About Elemens Is True ? A) Exothermic reactions release (give off) heat. A researcher wants to conduct a secondary analysis using a Centers for Disease Control and Prevention (CDC) database that was collected by the agency solely for surveillance purposes from 1996-2006. A scientist wants to examine living cells lining the respiratory tract to determine how the cells use tiny hairs to move dirt and mucus away from the lungs. We and our partners will store and/or access information on your device through the use of cookies and similar technologies, to display personalised ads and content, for ad and content measurement, audience insights and product development. A reaction with G = -20 kJ/mol will always proceed faster than one with G = -10 kJ/mol. Which of the following trace elements needed by humans is commonly added to table salt? D.) The endomembrane system is a system of interrelated membranes that are all physically connected. The results of dehydration synthesis can be reserved by: What is the general functions of enzymes within a cell? d. Carbon completes its outer shell by sharing electrons with up to four other atoms. D.Statements (The reaction is fastest with 1° halides) and (The reaction follows second order kinetics) are true. Which of the following statements about a hydrocarbon is true? A.) There was neither a violation of privacy nor a breach of confidentiality. 1. \\ I. electrons flow from the anode to the cathode. Which of the following statements about the dark reactions is true? b) Several hundred are now known. • A. SN2 Reactions Are Favored By Polar Aprotic Solvents. Which of the following is true for all exergonic reactions? Which of the following statements about an endothermic reaction are true? Which of the following statements about pH is true? II. The heterolysis of a bond between atoms which do not bear formal charges always produces a cation and an anion B. C. Each family member should select his or her own meeting location based on his or her own individual needs. 18. True-False. An uncharged atom of boron has an atomic number of 5 and an atomic mass of 11. The nuclear family consists of parents, children, and grandparents. You can change your choices at any time by visiting Your Privacy Controls. The charged carbon atom of a carbocation has a complete octet of valence shell electrons C. … In a covalent bond, the partners share a pair of electrons; in an ionic bond, one partner accepts electrons from the others. Which of the following lists contains only polysaccharides? E.Statements (The reaction is fastest with 1° halides), (The reaction follows second order kinetics), and (Changing the identity of the leaving group changes the rate of the reaction) are true. 29) Which of the following statements about the monomers and polymers found in living organisms is false? Which of the following is a carboxyl group? C) NAD+ can donate electrons for use in oxidative phosphorylation. Light independent reactions are very similar to the electron transport… Section: 9.1 B) The rate of the reaction is fast. • B. E2 Reactions Are Favored By Bulky Bases. Which of the following represents an example of technology? Multiple Choice 0 The reactants contain one more p bond than the product. 45) Which of the following statements about internal membranes in eukaryotic cells is false? These chemical processes occur in all living cells and they involve a change in electron number of the atoms that are involved in the reaction. Solved: Which of the following statements are true for all electric cells? 2) ΔG allows us to determine if a reaction is spontaneous at any conditions (assuming constant T and P). 1) The enthalpy change in a reaction can be used to predict if a reaction will be spontaneous or not. Which of the following statements is TRUE about open systems? d. Solution for Which of the following statements about nuclear fission is true? B. Pre-designate at least two family meeting locations: a place near your home, and a place outside the local area. are explanation for the non-technical of these connections 3 found to be true. b)They are restricted to metals. a. The correct option is: (A) II only Explanation: I. is Not True, for the following reason: In fission, and U–235 nucleus is broken into fragments that make smaller elements + neutrons + energy. pericyclic reactions occur by way of ionic intermediates That obtain food by decomposing dead organisms and absorbing the nutrients. (c) the reaction will become more favorable as the temperature is increased. Find GCSE resources for every subject. A. Pre-designate a single family meeting location so all family members will know where to go if they cannot communicate. A.) Reduction and oxidation reactions are referred to as redox reactions. B. All organisms belonging to the Kingdom Plantae: Which of the following statements about evolution is true? When Galvanic cells are made using the metals like M g, C u, Z n and A g, what will be the nature of reactions in each cell? 2H2O(g) → 2H2(g) + O2(g) Which of the following statements must be true? Find out more about how we use your information in our Privacy Policy and Cookie Policy. C) The reaction is faster than the same reaction in the absence of the enzyme. the reactions occur in the chloroplast stroma. Select one: A. Answers: 3 on a question: Which of the following statements about single-replacement reactions is TRUE? D) The reverse reaction is favoured. Which of the following statements about genetics is true? a)They involve a single product. B) Exothermic reactions absorb (take up) heat. Which of the following statements about chemical equations is (are) / true ? a light microscope, because it allows observations of whole, live cells. Which Of The Following Statements About SN2 And E2 Reactions Is/are True? All Elements Are Found In Their Uncombined Form In Nature C . D.) All functional groups include a carbon atom. Which of the following instruments would be best, and why? Energy released in… Which organelle is involved in the catabolism of fatty acids and the detoxification of alcohol? Which of the following statements about this reaction is true? The limiting step in these reactions is related to the mixing of the enzyme and substrate. ; On the other hand, the carbon atoms in diamond have strong bonds in three dimensions. Which of the following statements about the spontaneous reaction occurring in a galvanic cell is always true? C) The reactants have more potential energy than the products. Draw a structural formula for the product of each S N 1 reaction. Which one of the following statements about organic molecules is false? So B is the statement which is untrue, because if the catalyst would be used up during a reaction, it would not be visible in the products side of the stoichiometric equation. D) The solubility of a solid is highly dependent on temperature. It is possible to construct an endless diversity of carbon skeletons. During cell respiration, chromatin fibers coil up into structures called: 47) Which of the following statements regarding the endomembrane system is false? C. It's the evaluation that a child makes about her "self." A chart of amino acid structures I am doing an ap biology lab on plant photosynthesis. Which of the following statements is true about self-concept A. Dark reactions occur in the thylakoids of chloroplasts. KEAM 2011: Which of the following statements is true with regard to the light reaction of photosynthesis? When a reactant is added to a system at equilibri a. A) The products have more total energy than the reactants. b. Which of the following statements is true about self-concept A. Reaction with a negative S may be spontaneous. Which of the following statements is (are) true about enzyme-catalyzed reactions? Which of the following statements about the domain Bacteria is true? D. Your family of procreation is the family into which you were born. b. A) The solubility of a solid is not dependent on either temperature or pressure. most ATP? B) An accumulation account is credited with an interest rate based on present market conditions and company experience. 7.Which of the following statements about the nitrogen cycle is not true? donates H+ ions when conditions become to basic and accepts H+ ions when conditions become too acidic. Which response includes all of the following that are displacement reactions, and no other reactions? Effects of which of the following is true about VPN understands you primarily, if one different Studies shows in front of us and one eye to the Specifics of Using throws. about halfway. Which of the following statements regarding triglyceride molecules is false? Some chemical reactions create electrons; others destroy them. Which of the following statements about a decomposition reaction is not true? A) The free energy change of the reaction is opposite from the reaction in the absence of the enzyme. Which of the following statements about substitution reactions is true A from BIO 342 at Peshawar College of Physical Education, Peshawar Is an explanatory idea that is broad in scope and supported by a large body of evidence. Which of the following is true regarding the reporting of research results?Clear specification of the methods and procedures used is essential. The correct answer for the question that is being presented above is D. All of the aboveThe following statements about the dark reactions is true are the… chapter 27: pericyclic reactions which of the following statements about pericyclic reactions is true? Salbutamol is an effective treatment for asthma; which of the following statements is not true: a) It can be synthesised from aspirin b) It is active at the β2-adrenorecptor It may or may not also be an oxidation-reduction reaction. C.) Differences among organisms reflect different nucleotide sequences in their DNA. A. c) The molecules they react with are called substrates. B.) The genes in DNA direct the synthesis of an RNA molecule, which is used to build a protein. Which of the following statements is true about enzyme-catalyzed reactions? Which of the following statements about cells is true? D.) Monomers are joined together by the process of hydrolysis. C) The solubility of a solid is highly dependent on both pressure and temperature. 3. It includes those behaviors that allow us to control our impulses. Energy released in… C. the ATP and NADPH required for this process are produced by the light reactions of photosynthesis. B. a. a. a) A both from 1and 2. b) B both from 1 and 2. c) A from 1 and B from 2. a. The product of a single replacement reaction should always contain hydrogen gas. i>The coefficients in a balanced chemical equation refer to the number of grains of reactants and products. Correct the false statement(s). PCh Glim $2,500.00 Gwy no 11389Glim $1,000,000.00 Gwy no11812 Glim 75,000.00 tokens Glim $ 500,000.00 Gwy no 17000AnaRosenbohm I like to arrive at work ..... in the morning. The nuclear family is impermanent. D. this process is the primary source of reduced, carbon-containing compounds for all living organisms. How are genes used by cells to build proteins? B) The free energy change of the reaction is opposite from the reaction that occurs in the absence of the enzyme. Enzymes and substrates fit together like a lock and key. C. It's the evaluation that a child makes about her "self." Graphite and diamond can undergo the same chemical reactions. Explain your choice. 50) Which of the following statements about plant cell walls is false? Choose all that apply. a. D. SN2 Reactions Are Favored By Good Nucleophile That Are Weakly Basic. Every Element Occurs Naturally B . A) NAD+ is reduced to NADH during glycolysis, pyruvate oxidation, and the citric acid cycle. 0 The product contains one more p bond than the reactant. Each enzyme can catalyze many different biochemical reactions. Which of the following statements about spontaneity are true? c. A reaction that occurs spontaneously at T = 273 K will occur spontaneously at T = 300 K. d. Only reactions with positive S are spontaneous Which of the following statements about addition reactions is true 1 pts from CHEM 1814 at Barton Community College e)More than one of the previous choices is true. The following reaction has a positive value of ΔG°. (A) In PSII the reaction centre chlorophyll 1 mole of water is produced for every mole of carbon dioxide produced c.) 6.02*10^23 moles of NaHCO7 are produced for ever mole of NaHCO3 d.) 54 grams of water are … Which of the following statements is not true of most cellular redox reactions? D) Exothermic reactions can be used to produce energy (like heat and electricity). D) A and B are both true. 28) Which of the following contains a carboxyl and an amino group? The reaction is slow. B) NAD+ has more chemical energy than NADH. C. E2 Reactions Are Favored By Low Temperatures. Jan 09 2021 10:16 PM. All Of The Elements Exist In Approximately Equal Quantities c. Carbon can use only one bond to attach to another carbon atom. ; In the case of graphite, only the bonds between the graphite layers are weak. A compound contains two or more different elements in a fixed ratio. Which of the following terms describes a reaction in which there is a net transfer of energy from a system to its surroundings - that is, where more energy is released by bond formation than is consumed by bond cleavage? What is the fundamental difference between covalent and ionic bonding? 0 Apbond is broken in the reactan As bond is broken in the reactant. D.) All organisms have the ability to maintain a constant internal temp. d) They are not equal to inorganic catalysts in efficiency. An isotope of an atom with a larger number of neutrons is larger than an isotope of the same atom that contains fewer neutrons. from two monosaccharides through dehydration synthesis. d)Any metal replaces any other metal. Get the detailed answer: Which of the following statements is (are) true? B) The reaction always goes in the direction toward chemical equilibrium. No new elements can be produced in a fission reaction. D. The enthalpy of the reactants is higher than the enthalpy of the products. It refers to the knowledge that a child acquires about himself. How many electrons does Boron have? The rate law of a particular reaction is found to be, rate = k[A] 2 [B]. Which of the following statements about this neutralization is false? 13-30. e) All of these are correct. E) Both B and C are not true. Principle finds the from the company described Reaction exactly in the Contributions of Users again: | Everything You | Everything You. C) At equilibrium, the amount of reactants is favoured over the amount of products. E. all of the statements are true. data being transmitted by office, vendors, etc. a. CaBr 2 is the salt formed. Which Of of anaerobic cellular respiration. 0 C. Your family of orientation is the family that forms when you marry and have children. (Reactivity: M g > Z n > C u > A g) A) The reaction is faster than the same reaction in the absence of the enzyme. Plant cell walls consist of cellulose fibers embedded in a matrix of polysaccharides and proteins. The simplest hydrocarbon is methane. It is quiet in the office and i can concentrate more. Which of the following statements is generally true? D.decomposers break down waste to … All of the following statements about current assumption whole life insurance are true EXCEPT A) It is a form of participating whole life insurance that pays annual dividends. b. a. product may precipitate from solution b. product may be a gas c. product may be a molecular compound d. reactant may be a solid metal Glycolysis Presentation Cellular Respiration | myriad reactions 13.01.2006 — acid cycle; Oxidative phosphorylation; Which statement about anaerobic anaerobic glycolytic product? Which of the following statements best characterizes what occurred? A) Neither the forward nor reverse reaction is strongly favoured; the forward reaction proceeds. -- FALSE The size of an atom is determined by the "size" of the electron cloud, which is not likely to be affected by the number of neutrons. Which of the following statements related to SN1 reactions is not true? It refers to the knowledge that a child acquires about himself. B. D. It refers to … Which of the following statements is TRUE about the implication of K =~ 1? If you're talking about the size of nucleus, all bets are off. Which of the following statements regarding chemical reactions is false? A large percentage of families who have positive relations during childhood develop serious … E. Your instructor asks you to look into your microscope to see a prok. O O B. Photosystem II Generates ATP, Whereas Photosystem I Generates NADPH. Which statement about enzymes is true? Which of the following best describes the atomic number of an atom? c. Carbon dioxide is converted to sugar using ATP and NADPH during the dark reactions. c)Two reactants produce two products. Enzymes are proteins that function as catalysts in nonliving things. The four most common elements in living organisms are: Which of the following statements best describes a compound? 9) Which of the following statements is (are) true about enzyme-catalyzed reactions? An enzyme functions to decrease the rate of a chemical reaction. a) Exothermic b) Endothermic Question 8 The enthalpy of combustion of glucose is -2808 kJ mol-1. Explanation: Graphite forms in layers or sheets where the carbon atoms have strong bonds on the same plane or layer but only weak bonds to the layer above or below. l type='a'> When balancing a chemical equation, you can never change the coefficient in front of any chemical formula. 3NaHCO3(aq)+C6H8O7(aq) 3CO2(g)+3H2O(s)+Na3C6H5O7(aq) a.) B) The free energy change of the reaction is the same as the reaction in the absence of the enzyme. Question: Which Of The Following Statements Is TRUE About The Light Reactions? B.) D. It refers to viewing the self as separate from others My answer is B. B.plants generate nitrogen in their roots. Enzymes speed up reactions by lowering the activation energy of the reaction, but the free energy change is the same for the reaction with or without the enzyme. Source(s): Chimie Analytique, Skoog, West et Holler (2006) De Boeck a. In a water molecule, hydrogen and oxygen are held together by a(n) ________ bond. Solution for Which of the following statements about photosynthesis is NOT true? Enzyme catalyzed reactions occur faster than the uncatalyzed reactions. b. A.animals get nitrogen by eating plants or other animals. Check all that apply. If you found a fossilized dinosaur bone, what method could be used to determine the age of the fossil? a. Benzene is a saturated hydrocarbon. B. _______are weak bonds that are not strong enough to hold atoms together to form molecules but are strong enough to form bonds within and around large molecules? The reaction does not necessarily have to go toward chemical equilibrium, though. NEW! The fragments created are not always the same and there is a … Answer to: Which of the following statements about benzene is true? Mastery cells rely on anaerobic the following metabolic pathways In the absence of Solved: 21. C.) Differences among organisms reflect different nucleotide sequences in their DNA E) None of the above. d)The oxidation state of copper in copper sulfate is 0. b)Zinc is reduced, and copper ion is oxidized. C.nitrogen moves back and forth between the atmosphere and living things. 1) Which of the following statements is NOT true about an exothermic reaction. Information about your device and internet connection, including your IP address, Browsing and search activity while using Verizon Media websites and apps. Which of the following statements about NAD+ is true? Which of the following statements about sigmatropic reactions is true? Where the configuration of the starting material is given, show the configuration of the product. b. C) The reaction always goes in the direction toward chemical equilibrium. The reaction will not occur. Solution for Which of the following statements is true about the effect of a catalyst on a chemical reaction? B) The solubility of a solid is highly dependent on pressure. a) They are proteins that catalyze specific biologic reactions. Which of the following statements about families is true? A: It will increase the rate of the reaction by… B) The reaction proceeds with a net release of free energy. The idea that all living cells are composed of cells and that all cells come from other cells, defines: 44) Which of the following structures is exclusively associated with prokaryotic cells? That is, when H2O(g) is introduced into a . (a) the reaction can never become favorable. D.) In eukaryotic cells, internal membranes standardize the internal environment of all cellular organelles. Which of the following statements about enzymes is/are correct? A. Which of the following statements is true about the following reactions? SELECT AN ANSWER Copper will replace magnesium in a single-replacement reaction because it is less reactive. B. cell.