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5 Written Questions

5 Matching Questions

  1. chromosome
  2. active transport
  3. cell wall
  4. prokaryote
  5. lipid bilayer
  1. a
    A unicellular organism that lacks a nucleus and membrane bound organelles
  2. b
    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
  3. c
    strong layer around the cell membrane in plants, algae, and some bacteria
  4. d
    double-layered sheet that forms the core of nearly all cell membranes
  5. e
    energy-requiring process that moves material across a cell membrane against a concentration difference

5 Multiple Choice Questions


  1. thin, flexible barrier around a cell; regulates what enters and leaves the cell

  2. an organelle found in the cytoplasm of most cells (especially in leukocytes and liver and kidney cells) it is filled with enzymes that breakdown cells

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

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

  5. organelle found in cells of plants and some other organisms that uses chlorophyll to capture the energy from sunlight and convert it into chemical energy

5 True/False Questions

  1. phagocyctosis
    the process by which a cell engulfs large particles or whole cells, either as a defense mechanism or as a means to obtain food

          

  2. pinocytosis
    process by which certain cells can engulf and incorporate droplets of fluid

          

  3. eukaryote
    A unicellular organism that lacks a nucleus and membrane bound organelles

          

  4. cell theory(biology) the theory that cells form the fundamental structural and functional units of all living organisms

          

  5. isotonic
    (used of solutions) having the same or equal osmotic pressure

          

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