An Elephant and a Mouse Are Running in Full Sunlight

question 32

Multiple Choice

An elephant and a mouse are running in full sunlight, and both overheat by the same amount above their normal body temperatures. When they move into the shade and rest, which animal will cool down faster?

• A) The elephant will because it has the higher surface-area-to-volume ratio.
• B) The elephant will because it has the lower surface-area-to-volume ratio.
• C) The mouse will because it has the higher surface-area-to-volume ratio.
• D) The mouse will because it has the lower surface-area-to-volume ratio.
• E) They will cool at the same rate because they overheated by the same amount.

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Definitions:

Preparatory Reaction

A phase in cellular respiration occurring in the mitochondria where pyruvate from glycolysis is converted into acetyl-CoA, preparing it for the citric acid cycle.

Oxygen

A chemical element with symbol O and atomic number 8, essential for respiration in many living organisms and for combustion.

Fermentation

A metabolic process that converts sugar to acids, gases, or alcohol in the absence of oxygen.

Alcohol

An organic compound characterized by one or more hydroxyl (-OH) groups attached to a carbon atom, commonly used in beverages, medicine, and as a solvent.