In the Following Dot Blot, the Probe Used in the Upper

question 14

Multiple Choice

In the following dot blot, the probe used in the upper row is for the normal sequence while the probe in the second row is for the -Phe mutation of the cystic fibrosis gene.What are the genotypes of the four people investigated?

• A)Normal; affected; heterozygote; normal.
• B)Affected; normal; heterozygote; affected.
• C)Normal; heterozygote; affected; normal.
• D)Affected; affected; heterozygote; normal.
• E)Heterozygote; affected; heterozygote; heterozygote.

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Definitions:

National Institutes of Health

A part of the U.S. Department of Health and Human Services; the primary federal agency for conducting and supporting medical research.

Body Mass Index

A measure of body fat based on height and weight that applies to adult men and women, used to categorize underweight, normal weight, overweight, and obesity.

Osteoporosis

A bone disease characterized by the thinning of bone tissue and loss of bone density over time.

Weight-Bearing Exercise

Physical activities that require one to support their own body weight, such as walking, running, or lifting weights, which help in strengthening bones and muscles.