Prospective parents can be tested to see if they carry the recessive gene responsible for cystic fibrosis. The test:
a. is most accurate for individuals of Mediterranean descent.
b. is accurate regardless of genetic mutations that might be involved.
c. is not accurate for individuals of Northern European descent.
d. is most frequently recommended for individuals with a family history of cystic fibrosis.
Question 2
The disorder of metabolism that is caused by insufficient amounts of insulin in the body is called
a. juvenile diabetes.
b. anemia.
c. cystic fibrosis.
d. recessive gene disorder.
Inheritance of an X-linked recessive disorder
Cystic Fibrosis
Gene Expression
Traits With Single-Gene Dominant–Recessive Inheritance
Hardy–Weinberg Equilibrium Genotype Frequencies for Three Alleles of a Gene
Example of a genetic pedigree of the autosomal recessive disease cystic fibrosis