Only One Serotype of Mumps Virus Is Known

question 60

Multiple Choice

Only one serotype of mumps virus is known. Why is this important?

• A) It has been possible to create an effective vaccine that protects against this virus.
• B) When only one serotype of a virus exists, there is a great risk of mutation in that agent.
• C) Herd immunity is not possible in a population if there is only one serotype of a virus.
• D) It is not possible to create a vaccine for an infectious agent if there is only one serotype of the agent.
• E) B cells and cytotoxic T cells are unable to respond to a virus if there is only a single serotype of that virus.

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Definitions:

Income Summary Account

A temporary account used in the closing process to summarize the period's revenues and expenses before transferring the net income or loss to retained earnings.

Permanent Accounts

Permanent accounts refer to the balance sheet accounts whose balances are carried over into the next accounting period, including assets, liabilities, and equity accounts.

Revenue Recognition Principle

An accounting principle that dictates the specific conditions under which revenue is recognized or recorded, ensuring it's captured in the period it is earned.

Reversing Entries

Journal entries made at the beginning of an accounting period to reverse or cancel out adjusting entries made at the end of the previous accounting period, simplifying record-keeping.