The Artificial Selection Experiments with Bristle Number in Drosophila Illustrate

question 75

Multiple Choice

The artificial selection experiments with bristle number in Drosophila illustrate which of the following generalities?

• A) In such experiments, it is difficult to obtain individuals with traits that fall outside the range found in the original population.
• B) Populations often contain considerable genetic variation upon which selection can operate.
• C) A particular phenotype can be produced by more than one genotype.
• D) Such experiments usually take thousands of generations to achieve their results.
• E) Bristle number is a genotype, not a phenotype.

---

Definitions:

Long-Term Planning

The process of setting goals and outlining strategies over an extended period, typically over years or decades, to achieve sustained growth.

Conversion Costs

Costs associated with converting raw materials into finished goods, including both direct labor and manufacturing overhead.

Direct Labor Cost

The wages or salaries paid to workers directly involved in the production of goods or services.

Factory Overhead Cost

Indirect manufacturing costs that are not directly tied to the production of goods, such as maintenance, utilities, and rent of the production facility.