Viruses

question 114

Multiple Choice

Viruses

• A)probably keep the numbers of bacteria in check.
• B)have no effect on the number of bacteria.
• C)increase the number of bacteria.
• D)are active in passing DNA from one bacterium to another.
• E)probably keep the numbers of bacteria in check AND are active in passing DNA from one bacterium to another.

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Definitions:

Specialized Tasks

Distinct components of a job designed to be performed by individuals with specific skills or training, often to increase efficiency.

Coincidence of Wants

In barter economies, this refers to the situation where two parties each possess an item the other wants, making an exchange possible without the need for money.

Medium of Exchange

An intermediary used in trade to avoid the inconveniences of a pure barter system.

Specialization in Production

The process by which individuals, businesses, or countries focus on producing a limited scope of goods or services to gain greater efficiency and quality.