There Is an Autosomal Gene That Controls Baldness, and Its

question 147

Short Answer

There is an autosomal gene that controls baldness, and its expression is sex-influenced. The gene for baldness ( B ) is dominant in males but recessive in females. In females, the allele B ¹ for nonbaldness is dominant over the gene for baldness. If heterozygous, nonbald woman marries a nonbald man, what will be the appearance of their children? Work out the possibilities for each sex.

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Definitions:

Presidential Pardons

A legal mechanism that allows the president of the United States to fully forgive an individual for federal crimes, thereby removing any remaining penalties or punishments.

Andrew Johnson

The 17th president of the United States, who served from 1865 to 1869, succeeding Abraham Lincoln following his assassination, and was the first American president to be impeached.

Radical Republicans

Group within the Republican Party in the 1850s and 1860s that advocated strong resistance to the expansion of slavery, opposition to compromise with the South in the secession crisis of 1860–1861, emancipation and arming of black soldiers during the Civil War, and equal civil and political rights for blacks during Reconstruction.

Equal Rights

The principle that all people should have the same rights and opportunities without discrimination.