Why Was the Use of the Sweat Gland CDNA Library

question 3

Multiple Choice

Why was the use of the sweat gland cDNA library critical in identifying the CF gene?
1) The CF gene is only expressed in epithelial cells of the lungs,pancreas,salivary glands,sweat glands,intestine,and reproductive tract
2) The CF gene is not expressed in any other tissue than sweat glands
3) The CF gene is not expressed in sweat glands

• A) 1
• B) 2
• C) 3
• D) 1 and 2
• E) All of these

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Definitions:

Nutritional Studies

The scientific research and analysis of how food and nutrition impact health, disease, development, and performance.

Developed Nations

Countries with relatively high levels of industrialization, income per capita, and standards of living.

Vitamins

Organic compounds required in small amounts for essential metabolic reactions in the body, often obtained through the diet.

Minerals

Natural, inorganic substances that are essential for various bodily functions, including building bones and making hormones.