Cell Division in Zoology Lecture 5
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Questions and Answers

What is the purpose of cell division in eukaryotes?

  • Producing haploid gametes for sexual reproduction
  • Producing genetically identical daughter cells (correct)
  • Producing cells with different genetic material
  • Reducing the number of chromosomes in parent cells

Which type of cell division reduces the number of chromosomes from two of each type to one of each type in daughter cells?

  • Mitosis
  • Budding
  • Binary fission
  • Meiosis (correct)

Why is cell division tightly regulated in multicellular organisms?

  • To increase the number of chromosomes in each cell
  • To produce genetically diverse offspring
  • To prevent uncontrolled growth and potential harm (correct)
  • To speed up the rate of cellular metabolism

In what way does a fertilized egg contribute to the formation of a human body?

<p>By evolving into a multicellular organism through trillions of controlled divisions (D)</p> Signup and view all the answers

Why do single-celled organisms use cell division?

<p>As a method of reproduction (D)</p> Signup and view all the answers

How does cell reproduction contribute to tissue maintenance in fully grown beings?

<p>By repairing damaged tissues and regenerating cells (B)</p> Signup and view all the answers

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