What Is the Main Structural Difference Between a Virus and a Viroid

question 25

Multiple Choice

What is the main structural difference between a virus and a viroid?

• A) Viroids do not have a capsid covering.
• B) Viruses do not have a capsid covering.
• C) Viroids contain DNA, while viruses do not.
• D) Viruses contain RNA, while viroids do not.
• E) There is no structural difference between the two.

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Definitions:

Opportunity Cost

The price paid for not selecting the next most favorable choice when deciding.

Market Interest Rates

The prevailing rates at which borrowers can obtain loans and lenders can invest in debt securities, influenced by the overall demand and supply.

Precautionary Motive

The need to hold cash as a safety margin to act as a financial reserve.

Liquidity

The ease with which an asset can be converted into cash without affecting its market price.