Chromosomes and Meiosis
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Questions and Answers

What is the main function of chromosome replication during interphase?

  • To reduce the number of chromosomes in the daughter cells
  • To form homologous pairs of chromosomes
  • To ensure that each daughter cell has a full compliment of all genetic material (correct)
  • To produce gametes in reproductive organs

What is the term for the process of cell division that reduces the number of chromosomes in the daughter cells?

  • Interphase
  • Meiosis (correct)
  • Fertilization
  • Mitosis

What is the term for the number of chromosomes in body cells of diploid organisms?

  • Homologous
  • Diploid (correct)
  • Haploid
  • Somatic

What is the purpose of meiosis in sexual reproduction?

<p>To produce gametes with a haploid number of chromosomes (C)</p> Signup and view all the answers

What is the term for the chromosome that comes from the mother?

<p>Maternal chromosome (A)</p> Signup and view all the answers

Where does meiosis take place?

<p>In reproductive organs (A)</p> Signup and view all the answers

What is the process called when chromosomes of homologous pair lie side by side in late prophase I?

<p>Synapsis (D)</p> Signup and view all the answers

What is the result of the independent assortment of chromosomes during metaphase I?

<p>Genetic diversity is increased (B)</p> Signup and view all the answers

What is the purpose of crossing over during meiosis?

<p>To increase genetic variation (A)</p> Signup and view all the answers

What is the term for the point where chromatids break during crossing over?

<p>Chiasma (B)</p> Signup and view all the answers

How many haploid cells are formed at the end of meiosis I?

<p>2 (B)</p> Signup and view all the answers

What is the purpose of meiosis II?

<p>To reduce the number of chromosomes (A)</p> Signup and view all the answers

What is the result of meiosis?

<p>Four haploid cells (D)</p> Signup and view all the answers

Why is meiosis important for evolution?

<p>Because it introduces genetic variation (D)</p> Signup and view all the answers

What is the difference between mitosis and meiosis I?

<p>Meiosis I reduces the number of chromosomes (A)</p> Signup and view all the answers

What is the purpose of meiosis in Seed bearing plants?

<p>To form gametes (A)</p> Signup and view all the answers

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