A specific BRCA1 cancer-predisposing gene mutation seems to
occur more frequently among women of which descent?
a) Ashkanazi Jewish
Expression of the BRCA1 gene is an example of inheritance in the
development of breast cancer.
b) Mediterranean
Glucose-6-phosphate dehydrogenase deficiency (G6PD) is a common
enzyme abnormality that affects millions of people throughout the
world, especially those of Mediterranean, South East Asian, African,
Middle Eastern, and Near Eastern origin.
c) African American
Sickle cell anemia is associated with the African-American population.
d) Chinese and Japanese
Individuals of Chinese and Japanese descent who are rapid
metabolizers of the enzyme N-acetyltransferase and who are
prescribed the drug isoniazid (as part of treatment for tuberculosis)
are at significantly increased risk for developing isoniazid-induced
hepatitis.

1 Answer

Answer :

a) Ashkanazi Jewish
Expression of the BRCA1 gene is an example of inheritance in the
development of breast cancer.

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