Mitosis: Cell Division and Duplication
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Questions and Answers

During which stage of mitosis do sister chromatids align along the metaphase plate?

  • Telophase
  • Prophase
  • Metaphase (correct)
  • Anaphase

    • What is the primary function of mitosis in multicellular organisms?

  • Meiotic cell division
  • Growth and development of zygote after fertilization (correct)
  • binary fission
  • Gamete formation

    • What is the result of mitosis in terms of chromosome number?

  • Triplication of the chromosome number
  • Doubling of the chromosome number
  • Conservation of chromosome number (correct)
  • Halving of the chromosome number

    • What is the term for the process of nuclear division in prokaryotic organisms?

    <p>Binary fission</p> Signup and view all the answers

    What is the stage of mitosis where the DNA condenses into chromosomes?

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

    What is the result of cytokinesis in mitosis?

    <p>Generation of two daughter cells</p> Signup and view all the answers

    What is the purpose of mitosis and cytokinesis in eukaryotic cells?

    <p>To maintain the diploid chromosome number in somatic cells</p> Signup and view all the answers

    What is the significance of cytokinesis in mitotic cell division?

    <p>It ensures the separation of cytoplasm</p> Signup and view all the answers

    What is the outcome of mitotic cell division in eukaryotic cells?

    <p>Genetically identical daughter cells</p> Signup and view all the answers

    What is the biological function of mitosis in growth and tissue repair?

    <p>To replace damaged or dead cells</p> Signup and view all the answers

    What is the significance of the diploid chromosome number in somatic cells?

    <p>It maintains genetic stability</p> Signup and view all the answers

    What is the difference between mitosis in eukaryotic cells and binary fission in prokaryotic cells?

    <p>Mitosis occurs in eukaryotes, while binary fission occurs in prokaryotes</p> Signup and view all the answers

    What is the term for a pair of homologous chromosomes where one is maternal and one is paternal?

    <p>Nonsister chromatids</p> Signup and view all the answers

    What is the name of the cell that is generated from multiple nuclear divisions without cytokinesis?

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

    During which stage of meiosis do homologous chromosomes separate into 2 daughter cells?

    <p>Anaphase I</p> Signup and view all the answers

    During which phase of the cell cycle is the cellular genome replicated?

    <p>S phase</p> Signup and view all the answers

    What is the result of mitotic nuclear divisions in an early Drosophila embryo?

    <p>Multinucleated cells</p> Signup and view all the answers

    What is the result of the replication of the genome during meiosis?

    <p>A tetrad</p> Signup and view all the answers

    What is the primary difference between meiosis I and meiosis II?

    <p>The type of chromosomes separated</p> Signup and view all the answers

    What is the term for the process of DNA replication without errors?

    <p>Error-free replication</p> Signup and view all the answers

    What is the term for the process by which the chromosome number is reduced during meiosis?

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

    What is the stage of the cell cycle where the genome is not replicated?

    <p>G0 phase</p> Signup and view all the answers

    During which stage of meiosis do sister chromatids separate?

    <p>Anaphase II</p> Signup and view all the answers

    What is the term for the duplicated chromosomes that condense before mitotic nuclear division?

    <p>Sister chromatids</p> Signup and view all the answers

    What is the primary function of meiosis in sexually reproducing organisms?

    <p>To increase genetic variation among offspring</p> Signup and view all the answers

    During which stage of meiosis do haploid gametes form?

    <p>Telophase II</p> Signup and view all the answers

    What is the key difference between the three types of sexual life cycles?

    <p>The timing of meiosis and fertilization</p> Signup and view all the answers

    In which stage of the biological life cycle does the organism transition from haploid to diploid?

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

    What is the primary role of mitosis in the biological life cycle?

    <p>To generate somatic cells through cell division</p> Signup and view all the answers

    What is the outcome of meiosis in terms of the number of chromosomes?

    <p>The number of chromosomes is halved</p> Signup and view all the answers

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