Which of Thfollowing Statements About Parasites Is TRUE

question 89

Multiple Choice

Which of thfollowing statements about parasites is TRUE?

• A)Parasites usually do not kill their hosts.
• B)The parasite species that infects a particular host species becomes less virulent over evolutionary time.
• C)Warm-blooded animals are frequently infected by parasites.
• D)Parasites usually do not kill their hosts, and the parasite species that infects a particular host species becomes less virulent over evolutionary time.
• E)Parasites usually do not kill their hosts, the parasite species that infects a particular host species becomes less virulent over evolutionary time, and warm-blooded animals are frequently infected by parasites.

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Definitions:

Managed-Floating System

A foreign exchange policy whereby a country's central bank intervenes to control its currency value within certain limits, while still allowing the currency value to fluctuate in response to market forces.

Current Account Deficit

A situation where a country's total imports of goods, services, and transfers exceed its total exports, indicating it is spending more on foreign trade than it is earning.

Exchange Rate

The value of one currency for the purpose of conversion to another, determining how much one currency is worth in terms of another.