A Beekeeper Notices That Her Bee Population Is Declining Rapidly

question 16

Multiple Choice

A beekeeper notices that her bee population is declining rapidly. Upon further study, she notices that there are no queen bees present in her population. She suspects this is due to exposure to an environmental agent. Which of the following could be a possible mechanism for the environmental agent?

• A) The environmental agent inhibits Dnmt3.
• B) The environmental agent causes royal jelly to be produced in abnormally high amounts.
• C) The environmental agent mimics a Dnmt3 siRNA.
• D) The environmental agent is causing extensive chromosome rearrangements within the genome of the queen bees.
• E) The environmental agent is a methyltransferase enzyme that acts on genes that encode queen bee characteristics.

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Definitions:

Liabilities

Financial obligations a company owes to outside parties, such as loans, accounts payable, and mortgages.

Assets

Company-owned valuables that offer economic benefits and are expected to provide future profit.

Revenue

The total amount of money received by a company from its business activities, such as sales of goods or services, before any expenses are subtracted.

Accounting Equation

The fundamental equation of double-entry bookkeeping: Assets = Liabilities + Equity.