Question

Which of the following is the best biological explanation for why the human body stores fat? a. Fat signals affluence and social status. b. Fat is a fuel reserve during periods when food is scarce c. Fat is a display of abundant food sources. d. Fat keeps the body warm in winter climates. e. Fat combats the global epidemic of diabetes.

   Which of the following is the best biological explanation for why the human body stores fat?
a. Fat signals affluence and social status.
b. Fat is a fuel reserve during periods when food is scarce
c. Fat is a display of abundant food sources.
d. Fat keeps the body warm in winter climates.
e. Fat combats the global epidemic of diabetes.

Myers' Psychology for AP

David G. Myers 2nd Edition

Chapter 44, Problem 6

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Fat in the human body serves as an energy reserve. When food is scarce, the body can break down stored fat to provide the energy it needs to function. Show more…

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Which of the following is the best biological explanation for why the human body stores fat? a. Fat signals affluence and social status. b. Fat is a fuel reserve during periods when food is scarce c. Fat is a display of abundant food sources. d. Fat keeps the body warm in winter climates. e. Fat combats the global epidemic of diabetes.

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Key Concepts

Evolutionary Adaptation for Energy Scarcity

The ability to store fat as an energy reserve is an evolutionary adaptation that has allowed humans and other animals to survive periods of famine. This adaptation means that during times when food is scarce, these energy stores can be mobilized to maintain vital bodily functions, enhancing the likelihood of survival, reproduction, and overall fitness.

Energy Storage in Adipose Tissue

In human biology, fat stored in adipose tissue serves as a concentrated energy reserve. This stored fat can be metabolized to provide energy when dietary intake is insufficient, ensuring that the body has access to energy during periods of food scarcity. This concept is critical for understanding how organisms manage energy resources efficiently, especially in variable environments.

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