Meiosis: Cell Division in Sexual Reproduction
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Questions and Answers

What is the main purpose of meiosis in sexually reproducing organisms?

  • To maintain the diploid state of body cells
  • To create genetically identical daughter cells
  • To increase the number of chromosomes in gametes
  • To reduce the number of chromosomes in gametes (correct)

How many rounds of division does a diploid cell undergo during meiosis?

  • Four (correct)
  • Six
  • One
  • Three

What is the chromosome count in human somatic cells?

  • 23
  • 46 (correct)
  • 92
  • 69

Why is it important for each gamete to have exactly 23 chromosomes?

<p>To prevent significant impacts on cell function (A)</p> Signup and view all the answers

What is the chromosome count in a human egg or sperm?

<p>23 (A)</p> Signup and view all the answers

What is the result when an egg with 23 chromosomes is fertilized by a sperm with 23 chromosomes?

<p>A cell with 46 chromosomes (A)</p> Signup and view all the answers

What is the main purpose of meiosis in sexually reproducing organisms?

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

What is the ploidy of human body (or somatic) cells?

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

How many rounds of division does a diploid cell undergo during meiosis?

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

What is the significance of having the right number of chromosomes in a cell?

<p>It impacts how the cell functions (D)</p> Signup and view all the answers

What is the total number of chromosomes in a human fertilized egg?

<p>46 (C)</p> Signup and view all the answers

What kind of cells do humans have 46 chromosomes in?

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

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