A Certain Type of Congenital Deafness in Humans Is Caused

question 30

Multiple Choice

A certain type of congenital deafness in humans is caused by a rare autosomal dominant gene.In a mating involving a deaf man and a deaf woman,could all the children have normal hearing?

• A)Yes,assuming that the parents are heterozygotes because the gene is rare ,it is possible that all of the children could have normal hearing.
• B)No,because it is dominant.Children always get the dominant alleles.
• C)Yes,because it must be recessive if it's rare.
• D)Yes,because traits assort independently.
• E)No,because children favor their parents.

---

Definitions:

Product Life Cycle

The stages a product goes through from introduction to growth, maturity, and decline in the market.

Lack of Competition

Occurs in markets where there are few competitors, potentially leading to higher prices and less innovation.

Break-Even Point

The moment when total costs equal total revenues, indicating that a business is not making a profit but also not incurring a loss.

Producing Cost

Producing cost entails the expenses incurred in the manufacture of goods, including materials, labor, and overhead costs.