Park Has Found That Her Patient, Ye-Jun, Has a Defect

question 144

Multiple Choice

Park has found that her patient, Ye-Jun, has a defect in a gene on the X chromosome of his 23rd pair, resulting in a deficiency of a protein needed for brain development. Ye-Jun most likely suffers from __________.

• A) fragile X syndrome
• B) Down syndrome
• C) cretinism
• D) fetal alcohol syndrome

---

Definitions:

Long-Run Aggregate Supply

Represents the total production of goods and services in an economy at full employment, without any market frictions.

Aggregate Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a given price level in an economy.

Aggregate Demand Curve

A graph showing the relationship between the total quantity of goods and services demanded across all sectors of an economy and the price level, all else being equal.

Long-Run Aggregate Supply Curve

A graphical representation that shows the relationship between the overall price level and the quantity of goods and services produced by an economy when all resources are fully employed.