Refer to the figure. 
This drought induced response is mediated by _______, which travels from the stressed roots upward through the xylem to the leaves.
Definitions:
Economic Growth
An increase in the production of goods and services in an economy over time, typically measured by the rise in the Gross Domestic Product (GDP).
Remittances
Money sent by migrants to their home countries, usually to support family members.
Developed Countries
Nations with highly advanced economies, characterized by high per capita income, strong infrastructure, and widespread industrial activity.
Remittances
Money sent by migrants to their home country, often to family members, contributing to the receiving country's economy.
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