Use the Following Pedigree (Figure 14

question 35

Multiple Choice

Use the following pedigree (Figure 14.3) for a family in which dark-shaded symbols represent individuals with one of the two major types of colon cancer. Numbers under the symbols are the individual's age at the time of diagnosis.

Figure 14.3
-The affected woman in generation IV is thinking about her future and asks her oncologist (cancer specialist) whether she can know whether any or all of her children will have a high risk of the same cancer. The doctor would be expected to advise which of the following?
I.genetic counseling
II.prenatal diagnosis when/if she becomes pregnant
III.testing to see whether she has the allele
IV.testing to see whether her future spouse or partner has the allele

• A) I only
• B) II only
• C) I and II only
• D) I, II, and III only
• E) III and IV only

---

Definitions:

Distinct Facial Expression

A specific configuration of facial muscles that conveys a particular emotion or response recognizable across different cultures.

Survival

The ability or act of living or continuing to exist, especially under harsh or challenging conditions.

Achievement Motive

The drive or desire to accomplish goals or meet high standards of performance.

Overcome Obstacles

The act of successfully dealing with or gaining control over difficulties that impede progress.