Carbohydrates and Lipids
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Questions and Answers

Which elements are carbohydrates and lipids composed of?

  • Carbon, hydrogen, and oxygen (correct)
  • Iron, copper, and zinc
  • Calcium, potassium, and sodium
  • Nitrogen, phosphorus, and sulfur

    • What is the primary role of carbohydrates and lipids in the body?

  • Energy sources (correct)
  • Cell-to-cell communication
  • Raw material for building other molecules
  • Structural support

    • What is the structural role of lipids in cells?

  • Lipids are used to build amino acids
  • Lipids provide insulation for nerve cells
  • Lipids are involved in cell-to-cell communication
  • Lipids form biological membranes (correct)

    • Which molecules can be built using carbohydrates as raw material?

    <p>Amino acids, lipids, and nucleic acids (D)</p> Signup and view all the answers

    What are some functions of lipids in the body?

    <p>Insulation for nerve cells and waterproofing qualities (B)</p> Signup and view all the answers

    What are the functional groups of carbohydrates and lipids and how do they influence their properties and function?

    <p>The functional groups of carbohydrates and lipids influence their properties and function.</p> Signup and view all the answers

    Name three complex functions that carbohydrates perform in cells.

    <p>Carbohydrates play a role in structural support, cell-to-cell communication, and as raw material for building other molecules.</p> Signup and view all the answers

    What are some examples of important molecules that are built using carbohydrates as raw material?

    <p>Amino acids, lipids, and nucleic acids are some examples of important molecules built using carbohydrates as raw material.</p> Signup and view all the answers

    What is the structural role of lipids in cells?

    <p>Lipids play an important structural role in cells by making up all biological membranes.</p> Signup and view all the answers

    Name three additional roles that lipids play in cells.

    <p>Lipids also provide insulation for nerve cells, have waterproofing qualities, and are involved in the production of hormones, certain vitamins, and defense mechanisms.</p> Signup and view all the answers

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