Population Momentum Is Most Influenced by the Proportion of the Population

question 23

Multiple Choice

Population momentum is most influenced by the proportion of the population that is

• A) migrants under the age of 15.
• B) males aged 65 or older.
• C) women of reproductive age.
• D) of working age.

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Definitions:

Insulin-like Growth Factor

A protein with high similarity to insulin; it plays an important role in childhood growth and continues to have anabolic effects in adults.

Second Messenger

A substance inside a cell that acts as a signal molecule in response to an external stimulus, transmitting the message initiated by the first messenger.

Neuroendocrine Signaling

Neuroendocrine cells produce neurohormones that are transported down axons and released into the interstitial fluid.

cAMP

Cyclic Adenosine Monophosphate, known as a secondary messenger, plays a crucial role in numerous biological functions, particularly in controlling metabolism.