which of the following statements correctly describes enzymes quizlet

Genes dictate the production of specific enzymes, and affected individuals have genetic defects that cause them to lack certain enzymes. "A Tour of the Cell" Learn with flashcards, games, and more — for free. A) Adenine and thymine base pairs form three hydrogen bonds. There is no connection between the two statements. Which of the options, A to D, identifies the correct statements? Choose from 7 different sets of term:ua = uric acid, urinalysis flashcards on Quizlet. Which of the following statements correctly describes the most probable fate of a newly emerging virus that causes high mortality in its host? B. Coenzymes compete with enzymes to catalyze reactions. Which of the following correctly describes the structure and its function? B) Living organisms can use energy to do work. enzymes-are biological catalyst that speed up chemical reactions. The primary activation of triacylglycerol mobilization in adipocytes is through _____ of the enzyme _____. Key Points. Which of the following statements correctly describes a characteristic of tumor-suppressor gene? they lower the energy of the reactants to increase the rxn rate. A) Occurs In The Cytosol Of The Cell B) Major Reactants Include NAD + And ADP C) Major Products Of Glycolysis Include Acetyl-CoA, NADH And ATP D) A Ten Step Pathway Where Glucose, ADP And NAD+ Leads To Two Molecules Of Pyruvate. Which of the following terms is used to describe a drug that binds to a receptor, fails to activate it and leads to a drop in inherent biological activity? B) There were one or more base pair mismatches in the RNA primer. SURVEY . Forms of the Ras protein found in tumors usually cause which of the following events to occur? Q. D. Substrates help enzymes catalyze reactions. A chloroplast produces food using radiant energy. Enzymes are involved in almost every chemical reaction in the body. chylomicron?? the covalent bonds of a sugar molecule: potential energy. A … 3. Which of the following statements is not true about cancer? D. Dehydration. A) A ribosome enters the vacuole and uses the amino acids in the "invader" to form new protein. b) Cancer is primarily a disease of old age. 8. Once solid material is phagocytized and taken into a vacuole, which of the following statements best describes what happens? C) The proofreading mechanism of DNA polymerase was not working properly. Coenzymes bind to the enzyme and alter its shape that may the two improve the catalysis or shrink its consequence (regularly shrink). Consider the highlighted functional groups shown in acetaminophen and the toxic compound NAPQI. Which of the following describes the connection between these two statements? Which of the following statements isnot representative of the second law of thermodynamics? Increasing the temperature generally increases the rate of a reaction, but dramatic changes in temperature and pH can denature an enzyme, thereby abolishing its action as a catalyst. c) It is inactivated by the loss of its C-terminal arginine. A. Starch-agar blocks were put into two test tubes, one containing fresh enzyme solution and the other containing boiled enzyme solution. Ligases are present in both prokaryotes and eukaryotes. excess cell division _____ bind(s) to DNA enhancer regions. Question: Which Of The Following Are Correct Statements About The Pathway Of Glycolysis? Substrates bind to the enzyme they're unique to and don't help catalyse the reaction it is the enzyme with catalyses the substrates reaction. C) A substrate molecule bound to an active site of one subunit promotes substrate binding to the active site of other subunits. The body needs to be warm to prevent hypothermia. A) The single-strand binding proteins were malfunctioning during DNA replication. The enzyme ‘s active site binds to the substrate. C. Anabolism . Which of the following statements correctly describes the most likely cause of these results? Which of the following statements correctly describes Archibald Garrod's hypothesis for how "inborn errors of metabolism" such as alkaptonuria occur? The Golgi apparatus has a polarity or sidedness to its structure and function. operon controls lactase production. Which of the following statements correctly describe(s) some aspect of energy in living organisms? A mitochondrion produces food using radiant energy. Which of the following statements correctly describe an application of the CRISPR system? Which of the following lipoproteins distributes dietary lipids? Cells damaged by influenza virus release pyrogens, which trigger in the hypothalamus changes that increase body temperature. Statements 1 - 3 describe the role of molecules in the way the . answer choices . Which of the following statements correctly describes the change in functional groups that has occured? B) A lysosome combines with the vacuole and digests the enclosed solid material. a) It is a binding site containing amino acids with aliphatic side chains. 4 Bonds are a form of potential energy because the energy arises from the relative positions of the atoms that form the bond. Mechanism of Enzyme activity: The E.Coli and T 4 ligases share the property of sealing nicks that have 3’’-OH and 5’- P termini. The responsible for sealing this nick lies with the enzyme DNA ligase. 30 Which of the following statements accurately names and describes the function of the organelle labeled A? Reverse transcriptase, also called RNA-directed DNA polymerase, an enzyme encoded from the genetic material of retroviruses that catalyzes the transcription of retrovirus RNA (ribonucleic acid) into DNA (deoxyribonucleic acid). Q. phosphorylation; hormone sensitive lipase?? SURVEY . C) Organisms expend energy in order to decrease their entropy. Cardiac sphincter; ... Stomach - digestive enzymes and acid act on the food to digest it. A chloroplast produces energy from food to power cellular processes. B) A product of a pathway serves as a competitive inhibitor of an early enzyme in the pathway. SURVEY . answer choices . Which of the following statements correctly describes this polarity? Which of the following statements concerning bradykinin is not true? because of the fact they velocity up chemical reactions, this for sure skill they do no longer decelerate chemical reactions they are chemical components, no longer organelles they are made up of amino acids, no longer nucleotides. A mitochondrion produces energy from food to power cellular processes. C) A substrate molecule bound to an active site of one subunit promotes substrate binding to the active site of other subunits. A suffix that is added to a root or combining form that produces a medical term that describes a symptom or sign of a disease process is: pathological suffixes Which of the following terms is spelled correctly? 2. They do not depend on enzymes. Sporadic outbreaks will be followed almost immediately by a widespread pandemic. 45 seconds . B. Metabolism . Synthesis of macromolecules, breakdown of macromolecules, and control of enzyme activity . Scientists have experimentally modified this system to work in other organisms. Which of the following statements correctly describes an event that could trigger a fever after exposure to the influenza virus? A. lac. Which of the following correctly matches these forms with a source of energy? The tubes were incubated at 37 °C for 1 day. Enzymes are catalysts in the physique, meaning they velocity up chemical reactions. 3 – lactase leaves the cell . Which of the following statements correctly describes this polarity? carbohydrates - component of cytoskeleton . The body is kept relatively warm to prevent too much enzyme action. Chapter 4 Question Bank Multiple-choice questions [10139786] * Directions: The following two questions refer to the experiment below, which is designed to investigate the action of an unknown enzyme. Which of the following correctly describes how enzymes work? kkarlavaleria1 PLUS. c) A cancer is caused by accumulation of a small number of mutations, each of which gives the cell a growth advantage. Which of the following statements describes enzyme cooperativity? C. In response to the detection of damaged cells, the bone … C) The 5’ and 3’ ends of DNA strands are determined by the orientation of the carbons of deoxyribose. Which of the following statements describes enzyme cooperativity? a) It is generated by the action of the enzyme kininase. Which of the following statements best describes an allosteric binding site? They encode proteins that help prevent uncontrolled cell growth. Which of the following is the major regulation point for transport of fatty acids into the mitochondria? Tags: Question 41 . a) agonist b) antagonist c) partial agonist d) inverse agonist Question 5 Which of the following is not a crucial requirement for a drug to act as an agonist? B) The two strands of DNA are parallel to one another. Appendices Which of the following statements is true? Describe models of substrate binding to an enzyme’s active site. 35 Terms. A) A multienzyme complex contains all the enzymes of a metabolic pathway. Proteins that are secreted by prokaryotes are synthesized on ribosomes that are bound to the cytoplasmic surface of the plasma membrane. they lower the energy of the products to increase the rxn rate. Enzymes are made of DNA, and affected individuals lack DNA polymerase. they supply energy to the reaction to increase the rxn rate . they lower the activation energy of the reaction to increase the rxn rate. E. All proteins are enzymes. Tags: Question 3 . 1 – lactose binds to the repressor protein . Which of the following statements correctly describe(s) catabolic pathways? A) A multienzyme complex contains all the enzymes of a metabolic pathway. answer choices . answer choices . Thoraces Which of the following terms is spelled correctly? b) The substrate for its generation is kininogen, a plasma globulin. A) Living organisms can convert energy among several different forms. a) A cancer is a genetic disease which is often inherited. Harr MLS Review Chemistry 5.5 Creatinine, Uric Acid, BUN, and Ammonia. B) A product of a pathway serves as a competitive inhibitor of an early enzyme in the pathway. 2 – the repressor protein binds to lactase . So A. Both enzymes undertake a two-step reaction, involving an ‘enzyme-AMP complex’. carnitine acyltransferase I?? B. Neutrophils and macrophages detect damaged cells and release pyrogens. Log in Sign up. b) It is a binding site that can accept a wide variety of differently shaped molecules. answer choices . Enzymes function best at a specific temperature. Which of the following statements is false with respect to an enzyme's ability to catalyse a reaction? The active site is the functional part of an enzyme. The CRISPR-Cas9 system was discovered in bacteria, which use it as a defense mechanism against viral infections. 50) Which of the following statements CORRECTLY describes DNA structure? they are additionally proteins. 300 seconds . proteins - long term energy storage. Which of the following biological molecules is correctly paired with one of the functions it primarily serves in living cells? Which of the following statements correctly describes some aspect of protein secretion from prokaryotic cells? Which of the following statements describes enzymes correctly? This catalyzed transcription is the reverse process of normal cellular transcription of DNA into RNA, hence the names reverse transcriptase and retrovirus. Which term most precisely describes the cellular process of breaking down large molecules into smaller ones? A cytochrome P450 enzyme oxidizes acetaminophen to NAPQI, which is toxic to the liver. lipids - catalyze chemical reactions . A. The new virus replicates quickly and undergoes rapid adaptation to a series of divergent hosts. a) Transport vesicles fuse with one side of the Golgi and leave from the opposite side. A chemical reaction that has a positive ΔG is correctly described as: endergonic: 19: 626909765: Which of the following best describes enthalpy (H) the heat content of a chemical system: 20: 626909766: For the hydrolysis of ATP to ADP +(p) i, the free energy change is -7.3 kcal/mol under standard conditions (1 M concentration of both reactants and products). C. Substrates bind to coenzymes alone but can be destructive to enzymes on their own. Activators. Enzymes are all proteins yet not all proteins are enzymes. A. Catalysis. c) Small intestine - its main function is to absorb nutrients and minerals from food. Tags: Question 6 . Thus, absorption of fats and fatty acids is the right function of small intestine . E. Catabolism .

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