Cell Components and Functions in Various Organisms
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Cell Components and Functions in Various Organisms

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Questions and Answers

What is the main function of the ribosome in a cell?

  • Protein synthesis (correct)
  • Transcription and translation of DNA messages
  • Assembly of subunits of ribosomes
  • Sorting and packaging proteins for export

    • Which cellular component is involved in the initial modification of many newly forming polypeptide chains of proteins and lipid synthesis?

  • Nucleus
  • Mitochondrion
  • Endoplasmic Reticulum (correct)
  • Central vacuole

    • In which cell component does the assembly of subunits of ribosomes occur?

  • Golgi body
  • Nucleolus (correct)
  • Lysosome
  • Mitochondrion

    • Which cellular structure is responsible for the control of substances moving into and out of the cell?

    <p>Plasma Membrane</p> Signup and view all the answers

    What is the main function of the nucleolus in a cell?

    <p>Assembly of ribosome subunits</p> Signup and view all the answers

    Which cellular component is responsible for the final modification of proteins, lipids, and their sorting and packaging for use inside the cell or for export?

    <p>Golgi body</p> Signup and view all the answers

    Which cell component is responsible for the encoding of hereditary information?

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

    In which cell component does the physical separation and organization of DNA occur?

    <p>Golgi body</p> Signup and view all the answers

    Which organelle is responsible for the initial modification of many newly forming polypeptide chains of proteins and lipid synthesis?

    <p>Endoplasmic Reticulum</p> Signup and view all the answers

    What is the main function of the lysosome in a cell?

    <p>Digestion of cellular waste</p> Signup and view all the answers

    Which structure forms a simple scaffold that helps support the cell wall in some species?

    <p>Centrosome/Centrioles</p> Signup and view all the answers

    Which cellular component is involved in the assembly of subunits of ribosomes?

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

    What is the function of the central vacuole in plant cells?

    <p>Storage of water and nutrients</p> Signup and view all the answers

    What is the primary function of the plasma membrane in cells?

    <p>Regulation of substances entering and exiting the cell</p> Signup and view all the answers

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