Which Statement Best Explains Why Tropical Plants May Lose Function

question 53

Multiple Choice

Which statement best explains why tropical plants may lose function at temperatures as high as 10°C, while alpine plants can function at temperatures close to freezing?

• A) The enzymes of tropical plants become denatured at 10°C, whereas the enzymes of alpine plants do not.
• B) The membranes of alpine plants have a higher proportion of unsaturated lipids, making them less sensitive to lower temperatures.
• C) The metabolic coordination of alpine plants makes them able to withstand lower temperatures.
• D) The alpine plants can function even when their membranes have solidified, whereas the tropical plants cannot.

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Definitions:

Quartz

A hard, crystalline mineral composed of silicon dioxide, widely used in jewelry and as an industrial abrasive.

Medium Of Exchange

An intermediary instrument used to facilitate the sale, purchase, or trade of goods between parties.

Commodity Money

Money whose value comes from a commodity of which it is made, such as gold and silver, used historically as a medium of exchange.

Token Money

Money whose face value exceeds its cost of production.