Organisms Maintain Dynamic Homeostasis Through Behavioural and Physiological Mechanisms

question 64

Multiple Choice

Organisms maintain dynamic homeostasis through behavioural and physiological mechanisms. Which of the following statements is an accurate explanation of a negative feedback mechanism used by animals to regulate body temperature?

• A) Possums are able to cool themselves during warmer months by producing more brown fat, which contains abundant mitochondria and a rich blood supply.
• B) Desert jackrabbits have unusually large ears that serve as solar heat collectors to enable them to maintain their body temperatures.
• C) A ground squirrel's hypothalamus detects changes in environmental temperatures and responds by activating or suppressing metabolic heat production.
• D) A goldfish slows its movements when the water temperature is lower.

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Definitions:

Ship Product

The act of sending ordered goods to the purchaser or designated destination, completing the order fulfillment process.

Substitute Similar Products

Refers to the practice of using or offering products that are comparable in functionality and quality to the original specified product, to cope with shortages or to provide cost benefits.

Supply Chain Responsiveness

The ability of a supply chain to adapt quickly and efficiently to changes in the market environment, customer preferences, or supply disruptions.

Service Level

A measure of the quality of service provided, often evaluated by the speed and reliability with which a service is delivered.