Introduction to Biochemistry
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Introduction to Biochemistry

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Questions and Answers

What is the main focus of biochemistry?

  • The study of biology at the molecular level (correct)
  • The study of biology at the ecosystem level
  • The study of biology at the cellular level
  • The study of biology at the organism level

    • What are the large molecules called that are present in living organisms?

  • Macromolecules (correct)
  • Biomolecules
  • Organic molecules
  • Micromolecules

    • What is the role of carbohydrates, fats, nucleic acids, and proteins in the foods we eat?

  • They are used to build new cells
  • They are used as energy sources
  • They are used to synthesize vitamins and hormones
  • They are broken down and rearranged to provide energy and building blocks (correct)

    • What is the branch of science that studies organic compounds?

    <p>Organic chemistry</p> Signup and view all the answers

    What is the source of nutrients for humans?

    <p>The foods we eat</p> Signup and view all the answers

    What is the energy-carrying molecule mentioned in the text?

    <p>Adenosine triphosphate (ATP)</p> Signup and view all the answers

    What is the primary source of energy for a cell?

    <p>Catabolic reactions</p> Signup and view all the answers

    Which of the following phases of glucose catabolism is anaerobic?

    <p>Glycolysis</p> Signup and view all the answers

    What is the result of breaking bonds in catabolic reactions?

    <p>Energy is released</p> Signup and view all the answers

    What is the purpose of enzymes in a biochemical pathway?

    <p>To facilitate chemical reactions</p> Signup and view all the answers

    What is the characteristic of fermentation reactions?

    <p>They do not involve oxygen</p> Signup and view all the answers

    What is the result of the biochemical pathway with 4 steps?

    <p>Compound A is converted to Compound E</p> Signup and view all the answers

    What is the term for the study of compounds that contain carbon?

    <p>Organic chemistry</p> Signup and view all the answers

    What is the characteristic of lichens?

    <p>They are composed of an alga and a fungus living in a mutualistic relationship</p> Signup and view all the answers

    What is the term for a series of carbon atoms bonded together?

    <p>Chain</p> Signup and view all the answers

    What is the characteristic of slime moulds?

    <p>They have both fungal and protozoal characteristics</p> Signup and view all the answers

    What is the term for a covalent bond in which a pair of electrons is shared?

    <p>Covalent bond</p> Signup and view all the answers

    What is the name of the cyclic compound with six carbons and six hydrogens?

    <p>Benzene</p> Signup and view all the answers

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