Use the Following Information to Answer the Questions Below

question 44

Multiple Choice

Use the following information to answer the questions below.
A large population of laboratory animals has been allowed to breed randomly for a number of generations. After several generations, 25% of the animals display a recessive trait (aa) , the same percentage as at the beginning of the breeding program. The rest of the animals show the dominant phenotype, with heterozygotes indistinguishable from the homozygous dominants.
-What proportion of the population is probably heterozygous (Aa) for this trait?

• A)0.05
• B)0.25
• C)0.50
• D)0.75
• E)1.00

---

Definitions:

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a specific price level, at a given time.

Quantity Supplied

The amount of a good or service that producers are willing and able to sell at a given price during a specified time period.

Price

The price expected, requisite, or delivered in remuneration for an object or service.

Market Price

The contemporary valuation at which a commodity or service can be acquired or disposed of in a commercial environment.