Cell Structure and Function Quiz
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Questions and Answers

What is the function of the plasma membrane in a cell?

  • Defining cell boundary (correct)
  • Producing energy
  • Storing genetic material
  • Synthesizing proteins
  • Which organelle is responsible for the synthesis of fatty acids and phospholipids?

  • Nucleus
  • Endoplasmic Reticulum (correct)
  • Mitochondria
  • Ribosome
  • What is the biochemical identity at the surface of animal cells known as?

  • Cytoskeleton
  • Chromosomes
  • Cytosol
  • Cell Coat (correct)
  • What is the function of the centromere on a chromosome?

    <p>Attachment point for microtubules</p> Signup and view all the answers

    Which structure in a cell serves as the site for the oxidative phases of cellular respiration?

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

    In diploid organisms, how are chromosomes organized?

    <p>In homologous pairs with identical gene sites</p> Signup and view all the answers

    During which phase does DNA replication or synthesis occur?

    <p>S Phase</p> Signup and view all the answers

    What is the process by which a cell replicates its chromosomes and prepares for cell division?

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

    What is the stage where cells that do not undergo further division enter an inactive stage known as?

    <p>Quiescent Stage (G0)</p> Signup and view all the answers

    What is the phase characterized by the absence of visible chromosomes and presence of chromatin fibers in the nucleus?

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

    What happens during cytokinesis in the cell cycle?

    <p>Cytoplasmic division</p> Signup and view all the answers

    What is the phase where the centrioles migrate, and the nuclear envelope begins to break down?

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

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