Cell Structures and Functions Quiz
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Cell Structures and Functions Quiz

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Questions and Answers

What is the function of the cell membrane?

  • Determines what enters and leaves the cell (correct)
  • Contains genetic material
  • Reproduction and inheritance
  • Synthesis of molecules

    • What is the term used to describe the diffusion of water across a selectively permeable membrane?

  • Active transport
  • Endocytosis
  • Osmosis (correct)
  • Facilitated diffusion

    • Which structure is responsible for protein synthesis in a cell?

  • Plasma membrane
  • Nucleoli (correct)
  • Cytoplasm
  • Endoplasmic Reticulum

    • What is the term for the movement of substances across a membrane by means of a carrier molecule?

    <p>Facilitated diffusion</p> Signup and view all the answers

    What process involves the formation of vesicles to move materials into cells?

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

    In secondary active transport, which term describes moving substances in the opposite direction to each other?

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

    Which organelle is primarily responsible for the production of ATP?

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

    What is the function of ribosomes?

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

    Which organelle is involved in the breakdown of hydrogen peroxide?

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

    What is the function of the cytoskeleton?

    <p>Holding organelles in place and enabling cell shape changes</p> Signup and view all the answers

    Which organelle is involved in the separation of chromosomes during mitosis?

    <p>Centrosome and spindle fibers</p> Signup and view all the answers

    What is the role of tRNA in protein synthesis?

    <p>Carrying amino acids to the ribosome</p> Signup and view all the answers

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