Chapter 3: Cells Practice Questions
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Questions and Answers

What function do leucoplasts serve in a cell?

  • Store food nutrients (correct)
  • Generate oxygen for respiration
  • Supply the cell with energy
  • Assist in cell division
  • Which process is responsible for cell division for growth or replacement?

  • Fermentation
  • Mitosis
  • Respiration (correct)
  • Photosynthesis
  • What is the function of the structure that forms in plant cells to divide a cell into two daughter cells?

  • Golgi Apparatus
  • Chloroplast
  • Cell Plate (correct)
  • Mitochondria
  • What gives jelly its thick consistency?

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

    What is the thick, clear liquid that fills cells called?

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

    What process involves the movement of water across a semipermeable membrane from a region of lower solute concentration to a region of higher solute concentration?

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

    Which organelle in a cell is responsible for storing genetic information and controlling cell activities?

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

    What cellular process involves the division of a single cell into two identical daughter cells?

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

    Which part of a cell contains all the materials necessary for conducting cell processes?

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

    What term refers to the situation when cells are filled with the right amount of water and are taut and rigid?

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

    What did Gregor Mendel develop?

    <p>The first workable theory of the transfer of inherited traits</p> Signup and view all the answers

    What is the role of an allele in genetics?

    <p>Responsible for passing on characteristics of an organism</p> Signup and view all the answers

    Which nitrogen bases are part of DNA?

    <p>Adenine, thymine, guanine, and cystine</p> Signup and view all the answers

    What is the function of RNA in genetics?

    <p>Forms a blueprint for how an animal or plant is to be constructed</p> Signup and view all the answers

    Which term best describes characteristics developed as a result of the environment?

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

    What contributes to the phenotype of an organism?

    <p>Genetic makeup</p> Signup and view all the answers

    When will recessive genes express themselves?

    <p>Recessive genes will never express themselves</p> Signup and view all the answers

    'Hybrid vigor' is also known as what?

    <p>'Heterosis'</p> Signup and view all the answers

    How long does it typically take to develop a new variety of hybrid corn?

    <p>Three years</p> Signup and view all the answers

    What is the process of introducing new genetic material into an organism by blasting DNA into a cell using a particle gun called?

    <p>Gene transformation</p> Signup and view all the answers

    Which of the following is NOT one of the four nucleotides found in DNA?

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

    What technique involves the insertion of new genetic material into an organism's genome?

    <p>Gene splicing</p> Signup and view all the answers

    Which Act regulates the patenting of animals and their genetic material?

    <p>Animal Patent Act</p> Signup and view all the answers

    What is the term used for the process of changing the characteristics of plants and animals through controlled mating?

    <p>Selective breeding</p> Signup and view all the answers

    How was bovine somatotropin traditionally produced?

    <p>From the pancreases of cattle</p> Signup and view all the answers

    What is the main role of APHIS regarding genetically altered organisms?

    <p>Regulating genetically altered organisms</p> Signup and view all the answers

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