Introduction to Biology: Common Features of Living Organisms
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Questions and Answers

What is the genetic material of retroviruses?

  • RNA (correct)
  • DNA
  • Double helix RNA
  • Circular DNA
  • Which cellular structure is present in plants, bacteria, and fungi?

  • Cell wall (correct)
  • Cytoplasm
  • Ribosomes
  • Nucleus
  • Where does protein synthesis take place in a cell?

  • Cell wall
  • Mitochondria
  • Cytoplasm (correct)
  • Nucleus
  • What process is commonly used to achieve energy in living organisms?

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

    What is the structure of DNA in bacteria?

    <p>Circular DNA</p> Signup and view all the answers

    What process involves crossing-over and independent organization to create variation amongst the creation of new cells?

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

    Which type of organism is known for living in harsh or extreme conditions?

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

    What is the main function of hemoglobin?

    <p>Acts as a carrier protein for oxygen</p> Signup and view all the answers

    Which process begins with inorganic molecules and over time leads to the production of organic molecules such as amino acids and fatty acids?

    <p>Chemical evolution</p> Signup and view all the answers

    What is the purpose of maintaining suitable pH levels of Hydrochloric acid in the stomach?

    <p>To activate pepsin for breaking down proteins</p> Signup and view all the answers

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