Basic Cell Structure and Cell Theory Quiz
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Questions and Answers

What is the main characteristic of all organisms according to the text?

  • High energy requirement
  • Ability to maintain homeostasis (correct)
  • Cell specialization
  • Complex organ systems
  • Which organelle is responsible for energy production in a cell?

  • Nucleus
  • Golgi apparatus
  • Mitochondrion (correct)
  • Rough endoplasmic reticulum
  • What is the basic unit of structure and function in an organism?

  • Cell membrane
  • Organelle
  • Nucleus
  • Cell (correct)
  • What is the composition of the cell or plasma membrane?

    <p>Double layer of phospholipids and proteins</p> Signup and view all the answers

    What is known as differentiation in a multicellular organism?

    <p>Specialization by turning different genes on and off</p> Signup and view all the answers

    What do peripheral proteins do in the cell membrane?

    <p>Aid in cell recognition</p> Signup and view all the answers

    Which organelle is responsible for protein synthesis in a cell?

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

    What is the function of the rough endoplasmic reticulum in a cell?

    <p>Protein synthesis</p> Signup and view all the answers

    Which statement best describes the composition of phospholipids in the cell membrane?

    <p>Hydrophobic heads and hydrophilic tails point inward towards each other</p> Signup and view all the answers

    What is the main function of the rough endoplasmic reticulum in a cell?

    <p>Protein synthesis</p> Signup and view all the answers

    What is the main component of the cell or plasma membrane?

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

    Which organelle is responsible for energy production in a cell?

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

    Which statement best describes the composition of phospholipids in the cell membrane?

    <p>Move laterally to help large molecules enter</p> Signup and view all the answers

    What is the function of centrioles in a cell?

    <p>Regulating cell division</p> Signup and view all the answers

    What is known as differentiation in a multicellular organism?

    <p>Specialization of cells</p> Signup and view all the answers

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