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5 Written questions

5 Matching questions

  1. nucleolus
  2. mitochondria
  3. nuclear envelope
  4. chromosome
  5. isotonic
  1. a
    Powerhouse of the cell, organelle that is the site of ATP (energy) production
  2. b
    The organelle where ribosomes are made, synthesized and partially assembled, located in the nucleus
  3. c
    layer of two membranes that surrounds the nucleus of a cell
  4. d
    in a eukaryotic cell, one of the structures in the nucleus that are made up of DNA and protein; in a prokaryotic cell, the main ring of DNA
  5. e
    (used of solutions) having the same or equal osmotic pressure

5 Multiple choice questions


  1. diffusion of water through a selectively permeable membrane

  2. granular material visible within the nucleus; consists of DNA tightly coiled around proteins

  3. movement of specific molecules across cell membranes through protein channels

  4. an internal membrane system in which components of cell membrane and some proteins are constructed

  5. stack of membranes in the cell that modifies, sorts, and packages proteins from the endoplasmic reticulum

5 True/False questions

  1. active transport
    energy-requiring process that moves material across a cell membrane against a concentration difference

          

  2. exocytosis
    the process by which a cell membrane surrounds a particle and encloses the particle in a vesicle to bring the particle into the cell

          

  3. organ system
    group of organs that work together to perform a specific function

          

  4. lipid bilayer
    small particle in the cell on which proteins are assembled; made of RNA and protein

          

  5. concentrationthe strength of a solution

          

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