Imagine That Beak Color in a Finch Species Is Controlled

question 30

Multiple Choice

Imagine that beak color in a finch species is controlled by a single gene. You mate a finch homozygous for orange (pigmented) beak with a finch homozygous for ivory (unpigmented) beak and get numerous offspring, all of which have a pale, ivory-orange beak. This pattern of color expression is most likely to be an example of

• A) incomplete dominance.
• B) codominance.
• C) pleiotropy.
• D) polygenic inheritance.

---

Definitions:

Contractionary Monetary Policy

A form of monetary policy that aims to reduce the rate of monetary expansion to tackle inflation, often by increasing interest rates.

Aggregate Demand

All-encompassing demand for goods and services within an economic framework, fixed at a particular price point and time frame.

Interest Rates

represent the cost of borrowing money or the return on savings, playing a crucial role in influencing economic activity and financial decisions.

Planned Investment

The expenditure by businesses on capital goods that are intended to increase their productive capacity in the future.