Biosynthesis of Fatty Acids and Eicosanoids MCQ

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• Which of the following converts PGH2 to thromboxane A2?
  ক

  Enoyl-ACP reductase

  খ

  β-ketoacyl ACP reductase

  গ

  Cyclooxygenase

  ঘ

  Thromboxane synthase
• Which of the following reduces double bond, forming saturated acyl ACP?
  ক

  β-ketoacyl ACP reductase

  খ

  β-hydroxyacyl ACP dehydratase

  গ

  Enoyl ACP reductase

  ঘ

  Malonyl co-A ACP transferase
• Which of the following removes H2O from β-hydroxyl ACP, creating double bond?
  ক

  β-ketoacyl ACP reductase

  খ

  β-hydroxyacyl ACP dehydratase

  গ

  Enoyl ACP reductase

  ঘ

  Malonyl co-A ACP transferase
• Which of the following reduces β-keto group to β-hydroxyl group?
  ক

  β-ketoacyl ACP reductase

  খ

  β-hydroxyacyl ACP dehydratase

  গ

  Enoyl ACP reductase

  ঘ

  Malonyl co-A ACP transferase
• Which of the following transfers malonyl group from co-A to ACP?
  ক

  Acyl carrier protein

  খ

  Acetyl co-A ACP transacetylase

  গ

  Enoyl-ACP reductase

  ঘ

  Malonyl co-A ACP transferase
• Which of the following transfers acyl group from co-A to cys residue of KS?
  ক

  Acyl carrier protein

  খ

  Acetyl co-A ACP transacetylase

  গ

  Enoyl-ACP reductase

  ঘ

  Malonyl co-A ACP transferase
• Which of the following carries acyl groups in thio-ester linkage?
  ক

  Acyl carrier protein

  খ

  Acetyl co-A ACP transacetylase

  গ

  Enoyl-ACP reductase

  ঘ

  Malonyl co-A ACP transferase
• The prosthetic group of acyl carrier protein is ___________
  ক

  4’-phosphopantetheine

  খ

  3’-phosphopantetheine

  গ

  2’-phosphopantetheine

  ঘ

  1’-phosphopantetheine
• Conversion of acetyl co-A to malonyl co-A requires which of the following?
  ক

  NADPH

  খ

  H2O

  গ

  Folic acid

  ঘ

  Biotin