Use the Following Pedigree (Figure 14

question 12

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
-What is the genotype of the deceased individual in generation II?

• A) homozygous for a gene for colon cancer
• B) homozygous for both cancer alleles from his mother
• C) heterozygous for a gene for colon cancer
• D) affected by the same colon cancer environmental factor as his mother
• E) carrier of all of the several known genes for colon cancer

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Definitions:

Laces Shoes

Footwear that is secured to the foot with laces, allowing for adjustment of fit.

Symbolic

Pertaining to the use of symbols or the capacity to represent objects, actions, or ideas through symbols instead of literal representation.

Inner Emotions

The feelings that are experienced privately and internally, often not visible or known to others.

6-year-old

Refers to a developmental milestone age in children, characterized by significant growth in physical, cognitive, and social abilities.