Chapter 10 Regulatory Strategies 2 6 A type of regulator of an allosteric enzyme that is not a substrate. Ans:f Section:10.1 7 The enzymes that catalyze protein phosphorylation Ans:I Section:10.3 8 Removal of protein phosphates is catalyzed by Ans:e Section:10.3 9 Vitamin required for the clotting pathway. Ans:c Section:10.4 10 Modified amino acid found in prothrombin,necessary for activation Ans:g Section:10.4 Fill in the Blank Questions 1 are multiple forms of homologous enzymes within the same organism that catalyze the same reaction but with different kinetic properties. Ans:Isozymes or Isoenzymes Section:Introduction 2 Aspartyl transcarbamylase catalyzes the first step in the synthesis of Ans:pyrimidines Section:10.1 3 p-Hydroxymercuribenzoate reacts with crucial residues in ATCase. Ans:cysteine Section:10.1 4 The effects of substrates on allosteric enzymes are referred to as effects. Ans:homotropic Section:10.1 5 Blood serum analysis of isozymes is used in the diagnosis of a myocardial infarction. Ans:lactate dehydrogenase or LDH Section:10.2 6 is the most common donor molecule in phosphorylation reactions catalyzed by protein kinases. Ans:ATP Section:10.3Chapter 10 Regulatory Strategies 2 6 ____________ A type of regulator of an allosteric enzyme that is not a substrate. Ans: f Section: 10.1 7 ____________ The enzymes that catalyze protein phosphorylation. Ans: l Section: 10.3 8 Removal of protein phosphates is catalyzed by ____________. Ans: e Section: 10.3 9 ____________ Vitamin required for the clotting pathway. Ans: c Section: 10.4 10 ____________ Modified amino acid found in prothrombin, necessary for activation. Ans: g Section: 10.4 Fill in the Blank Questions 1 _______________ are multiple forms of homologous enzymes within the same organism that catalyze the same reaction but with different kinetic properties. Ans: Isozymes or Isoenzymes Section: Introduction 2 Aspartyl transcarbamylase catalyzes the first step in the synthesis of ______________. Ans: pyrimidines Section: 10.1 3 p-Hydroxymercuribenzoate reacts with crucial ______________ residues in ATCase. Ans: cysteine Section: 10.1 4 The effects of substrates on allosteric enzymes are referred to as ___________________ effects. Ans: homotropic Section: 10.1 5 Blood serum analysis of ____________________________ isozymes is used in the diagnosis of a myocardial infarction. Ans: lactate dehydrogenase or LDH Section: 10.2 6 ____________ is the most common donor molecule in phosphorylation reactions catalyzed by protein kinases. Ans: ATP Section: 10.3