Homeostatic Mechanisms and Feedback Loops Quiz
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Questions and Answers

Which type of bond involves the transference of electrons from one atom to another?

  • Polar Covalent Bonds
  • Ionic Bonds (correct)
  • Non-Polar Covalent Bonds
  • Hydrogen Bonds

    • Which process involves the breakdown of larger substances into smaller ones?

  • Buffer Chemical Systems
  • Anabolic Reactions
  • Hydrolysis Reactions
  • Catabolic Reactions (correct)

    • Which type of sugar is not a simple sugar?

  • Glucose
  • Deoxyribose
  • Sucrose (correct)
  • Fructose

    • Which level of protein structure involves the folding of polypeptide segments into alpha helices and beta pleated sheets?

    <p>Secondary Structure</p> Signup and view all the answers

    Which type of bond is formed by a dehydration synthesis reaction?

    <p>Covalent Bonds in disaccharides</p> Signup and view all the answers

    Which part of a nucleotide is involved in the formation of hydrogen bonds in DNA?

    <p>Nitrogenous Base</p> Signup and view all the answers

    What type of feedback loop results in a change in the opposite direction of the initial variable change?

    <p>Negative feedback loop</p> Signup and view all the answers

    Which type of transport moves substances against the concentration gradient, requiring energy expenditure?

    <p>Active transport</p> Signup and view all the answers

    How are gradients formed?

    <p>By the movement of substances from an area of high concentration to an area of low concentration</p> Signup and view all the answers

    What is the primary factor contributing to an element's atomic mass?

    <p>The number of neutrons</p> Signup and view all the answers

    How many neutrons does an atom of a given element have when it is an isotope?

    <p>The difference between its mass number and atomic number</p> Signup and view all the answers

    What type of chemical bond is formed between two or more nonmetals?

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

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