Principles of Biomedical Sciences Module MIS1151 Quiz
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Questions and Answers

What is the main focus of the Biochemistry unit described in the text?

  • Exploring the structure and functions of biomolecules (correct)
  • Investigating the energy transfer processes in cells
  • Analyzing the genetic makeup of organisms
  • Studying chemical reactions in living organisms

    • Which of the following is NOT a learning outcome of the Biochemistry module?

  • Defining common biochemistry terminologies
  • Describing metabolic processes of biomolecules
  • Detailing the structure of proteins, carbohydrates, and lipids
  • Explaining chemical equilibrium in living organisms (correct)

    • What does chemical reactivity refer to?

  • The color change of a substance during a reaction
  • The ability of a substance to react with other substances (correct)
  • The physical state of a substance at room temperature
  • The stability of a substance in different environments

    • In chemical equilibrium, what does it mean when the rate of the forward reaction equals the rate of the backward reaction?

    <p>There is no net change in concentrations of reactants and products</p> Signup and view all the answers

    Which type of chemical reaction involves two or more substances interacting with each other to lead to the final products?

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

    What is thermodynamics concerned with?

    <p>Investigating energy transfer and transformation</p> Signup and view all the answers

    What is the main function of cell metabolism?

    <p>To synthesize biomolecules</p> Signup and view all the answers

    Which term refers to the sum of all biochemical reactions inside a living organism?

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

    What type of reactions does anabolism involve?

    <p>Synthesizing big molecules from small molecules</p> Signup and view all the answers

    Which biomolecules are mainly composed of amino acids linked by peptide bonds?

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

    What is the role of enzymes and hormones in metabolic processes?

    <p>Coordinating and regulating biochemical reactions</p> Signup and view all the answers

    In cell metabolism, what is catabolism responsible for?

    <p>Breaking down polymers to monomers</p> Signup and view all the answers

    Which Greek alphabet letter is used to indicate the carbon atom where the amino group is attached in an amino acid?

    <p>Α (Alpha)</p> Signup and view all the answers

    Which of the following amino acids is considered 'semiessential' for growing children?

    <p>Histidine (H)</p> Signup and view all the answers

    Where is the carboxyl group located in a polypeptide chain's structure?

    <p>At the right-end</p> Signup and view all the answers

    How many essential amino acids are mentioned in the text?

    <p>8</p> Signup and view all the answers

    What type of bond is formed between amino acids in a protein structure?

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

    Which amino acid is not synthesized by the body and therefore classified as 'essential'?

    <p>Methionine (M)</p> Signup and view all the answers

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