Which Descriptions Are True for Influenza Viruses

question 7

Multiple Choice

Which descriptions are true for influenza viruses?

• A) H and N proteins are on the surface of the viral envelope
• B) the virus contains 6 segments of single-stranded RNA
• C) the virus contains 8 segments of double-stranded DNA
• D) there are three groups of influenza viruses: A, B, and C

---

Definitions:

Average Propensity

The average tendency of an entity (such as a household) to spend a portion of income; can pertain to consumption or saving.

Disposable Income

Disposable income is the portion of an individual's or household's earnings left over for savings and expenditures after paying off income taxes.

Autonomous C

Autonomous consumption, the level of spending not influenced by current levels of income.

Induced C

Induced consumption, which refers to the spending by households that varies with income levels.