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Fatty Acid Synthesis Steps
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Fatty Acid Synthesis Steps

Created by
@CushyParallelism

Questions and Answers

What is the result of the condensation reaction in step 3?

  • A 4-carbon fragment called acetoacetyl-ACP (correct)
  • A 5-carbon fragment called pentanoic acid
  • A 3-carbon fragment called acetyl-ACP
  • A 2-carbon fragment called malonyl-ACP

    • What is the maximum length of fatty acid chains that can be obtained through this sequence of reactions?

  • C14 (myristic acid)
  • C12 (lauric acid)
  • C18 (stearic acid)
  • C16 (palmitic acid) (correct)

    • What is the difference between the structure of NADPH and NADH?

  • A different type of nucleotide base
  • A different number of phosphate groups
  • An additional phosphate group on carbon 3’ of one of the ribose units (correct)
  • An additional phosphate group on carbon 2’ of one of the ribose units

    • What is the product of the three consecutive reactions in step 4?

    <p>A fully saturated C4 fragment</p> Signup and view all the answers

    What is the function of the enzyme system mentioned in the last sentence of the passage?

    <p>To add one or more C2 fragments to fatty acids</p> Signup and view all the answers

    What is the primary source of carbon atoms in fatty acid synthesis?

    <p>The acetyl group of acetyl-CoA</p> Signup and view all the answers

    What is the function of acetyl-CoA carboxylase in fatty acid synthesis?

    <p>To prepare malonyl-CoA from acetyl-CoA and CO2 at the expense of ATP</p> Signup and view all the answers

    Which of the following statements about fatty acid synthesis is TRUE?

    <p>Fatty acid synthesis involves the addition of C2 fragments to the growing fatty acid chain</p> Signup and view all the answers

    What is the role of ACP-SH in fatty acid synthesis?

    <p>To carry the growing fatty acid chain and rotate counterclockwise</p> Signup and view all the answers

    What are the essential fatty acids that cannot be synthesized by the human body?

    <p>Linoleic and linolenic acids</p> Signup and view all the answers

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