Biology: Active Transport Processes
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Questions and Answers

What is the primary function of solute pumps in active transport?

  • To regulate cell division
  • To move substances with the concentration gradient
  • To store energy in the form of ATP
  • To move substances against the concentration gradient (correct)

    • What type of transport involves the movement of materials out of the cell?

  • Endocytosis
  • Pinocytosis
  • Phagocytosis
  • Exocytosis (correct)

    • What is the term for the process by which a cell engulfs extracellular substances?

  • Phagocytosis
  • Exocytosis
  • Pinocytosis
  • Endocytosis (correct)

    • What type of endocytosis involves the engulfment of large particles?

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

    What energy source is used to power solute pumps?

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

    What is the term for the process by which a cell releases material to the outside?

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

    What is the primary characteristic of passive transport?

    <p>It involves the movement of molecules down a concentration gradient</p> Signup and view all the answers

    What is the main function of selective permeability in the plasma membrane?

    <p>To control the movement of molecules into and out of the cell</p> Signup and view all the answers

    What is the direction of movement in diffusion?

    <p>From high concentration to low concentration</p> Signup and view all the answers

    What is the primary difference between active and passive transport?

    <p>The requirement of metabolic energy from the cell</p> Signup and view all the answers

    What is the purpose of membrane transport in the cell?

    <p>To control the movement of molecules into and out of the cell</p> Signup and view all the answers

    What is the term for the movement of molecules into and out of the cell?

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

    Where do ribosomes synthesize proteins?

    <p>In the cytoplasm and attached to rough endoplasmic reticulum</p> Signup and view all the answers

    What is the function of the rough endoplasmic reticulum?

    <p>Site where building materials of cellular membrane are formed</p> Signup and view all the answers

    What is the function of the golgi apparatus?

    <p>Modifying and packaging proteins</p> Signup and view all the answers

    What is the function of lysosomes?

    <p>Digesting nonusable materials within the cell</p> Signup and view all the answers

    What is the function of peroxisomes?

    <p>Detoxifying harmful substances and breaking down free radicals</p> Signup and view all the answers

    How do peroxisomes replicate?

    <p>By pinching in half</p> Signup and view all the answers

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