China's Population Had Soared by the End of the 1700s

question 45

Multiple Choice

China's population had soared by the end of the 1700s for all of the following reasons except

• A) relative peace and stability had prevailed during the early years of Qing rule.
• B) new crops had been introduced from the New World.
• C) introduction of the development of faster growing Southeast Asian rice into China.
• D) the political stability of China in the seventeenth and eighteenth centuries.
• E) the central government's termination of legal abortions.

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Definitions:

Plasma Membrane

A lipid bilayer that surrounds a cell, controlling the movement of substances in and out of the cell.

Parathyroid Hormone

A critical regulator of serum calcium and phosphate concentration, influencing bone health by promoting calcium release from bones and absorption from the intestine.

Blood Calcium

The level of calcium in the blood, essential for various physiological processes including bone formation, muscle contraction, and blood clotting.

Humoral

Related to body fluids, especially regarding the immune response mediated by antibodies in the bloodstream.