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Chapter 2

Ask Yourself

Ask Yourself

This activity contains 15 questions.

	REVIEW: Explain the genetic origins of PKU and Down syndrome. Cite evidence that both heredity and environment contribute to the development of individuals with these disorders. (pp. 48–50, 52–53)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	APPLY: Gilbert’s genetic makeup is homozygous for dark hair. Jan’s is homozygous for blond hair. What color is Gilbert’s hair? How about Jan’s? What proportion of their children are likely to be dark-haired? Explain. (pp. 48, 50)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	CONNECT: Referring to ecological systems theory (Chapter 1, pages 24–25), explain why parents of children with genetic disorders often experience increased stress. What factors, within and beyond the family, can help these parents support their children’s development? (pp. 52–53)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Review: Why is genetic counseling called a communication process? Who should seek it? (p. 52)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	REVIEW: Why is genetic counseling called a communication process? Who should seek it? (p. 53)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	APPLY: Imagine that you must counsel a couple considering in vitro fertilization using the wife’s ova and sperm from an anonymous man to overcome the husband’s infertility. What medical and ethical risks would you raise? (pp. 54–55)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	CONNECT: How does research on adoption reveal resilience? Which factor related to resilience (see Chapter 1, pages 10–11) is central in positive outcomes for adoptees? (pp. 58–59)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	REFLECT: Imagine that you are a woman who is a carrier of fragile X syndrome but who wants to have children. Would you become pregnant, adopt, use a surrogate mother, or to give up your desire for parenthood? If you became pregnant, would you seek prenatal diagnosis? Explain your decisions. (pp. 53–59)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	REVIEW: Links between family and community foster development throughout the lifespan. Cite several examples from our discussion that support this idea. (pp. 65–66)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	APPLY: Check your local newspaper and one or two national news magazines to see how often articles on the condition of children, families, and the aged appear. Why is it important for researchers to communicate with the general public about the well-being of these sectors of the population? (pp. 67–70)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	CONNECT: How does poverty affect the family system, placing all aspects of development at risk? (pp. 64–65)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	REFLECT: Review the discussion of cultural values and practices on page 66. Under what circumstances do you believe government should become involved in family life? (pp. 66–67)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	REVIEW: What is epigenesis, and how does it differ from range of reaction and genetic–environmental correlation? Provide an example of epigenesis. (pp. 72–75)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	APPLY: Bianca’s parents are accomplished musicians. At age 4, Bianca began taking piano lessons. By age 10, she was accompanying the school choir. At age 14, she asked if she could attend a special music high school. Explain how genetic–environmental correlation promoted Bianca’s talent. (pp. 73–74)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	CONNECT: Explain how each of the following concepts supports the conclusion that genetic influences on human characteristics are not constant but change over time: somatic mutation (pages 51–52), niche-picking (page 74), and epigenesis (page 74). (pp. 51–52, 74)   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

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