Cell Division: Meiosis and Mitosis
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Questions and Answers

What physical characteristic is common in people with Down syndrome?

  • A wide or web-like neck
  • A flattened face, especially the bridge of the nose (correct)
  • A tall stature with abnormal body proportions
  • All of the above

What is the primary goal of early treatment programs for people with Down syndrome?

  • To improve skills and quality of life (correct)
  • To cure Down syndrome
  • To increase fertility
  • To reduce the risk of heart defects

What is the name of the branch of biology that deals with the study of heredity and traits?

  • Genetics (correct)
  • Heredity
  • Zoology
  • Taxonomy

What type of plant did Gregor Mendel use to study the trait of inheritance?

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

What does the genotype represent in an organism?

<p>The set of DNA responsible for unique traits (D)</p> Signup and view all the answers

What does a genotype symbolized by 'Rr' represent?

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

What occurs during meiosis that does not occur during mitosis?

<p>Crossing over of chromosomes (B)</p> Signup and view all the answers

Which of the following is a characteristic of a person with Klinefelter syndrome?

<p>Tall stature and low intelligence (B)</p> Signup and view all the answers

What is the primary function of meiosis in gametogenesis?

<p>To form sex cells responsible for sexual reproduction (A)</p> Signup and view all the answers

What is a key difference between meiosis and mitosis in terms of cell division?

<p>Meiosis has single stages of cell division, while mitosis has double stages. (B)</p> Signup and view all the answers

What is the result of mitosis, but not meiosis?

<p>Two genetically identical daughter cells (B)</p> Signup and view all the answers

Which process involves crossing over of chromosomes?

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

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