In the Infamous Anthrax Attacks of 2001, Several Letters Were

question 13

Multiple Choice

In the infamous anthrax attacks of 2001, several letters were received at the offices of two U.S. senators and various news media outlets. The letters contained dry granular or powdery material. Seventeen people who came into contact with the material from the letters suffered anthrax infections; five more died of anthrax. How could dried-out material cause anthrax?

• A) Anthrax bacteria are acellular infectious particles. When they came into contact with living hosts, they entered the hosts' cells, took over their metabolic machinery, and caused them to produce more bacteria.
• B) Anthrax bacteria can form endospores under harsh environmental conditions. The material in the letters contained endospores of anthrax bacteria, which germinated and grew in the more favorable environment of the victims' bodies.
• C) Anthrax bacteria can form endospores in order to reproduce. A few active bacteria in the letters started to produce enormous numbers of endospores upon contact with the anthrax victims.
• D) Anthrax endospores are highly motile by flagella. When the endospores came into contact with human hosts, they swarmed into the bodies of their victims.
• E) None of the choices are correct.

Understand the regulatory roles of hormones in metabolic processes.

Comprehend the mechanisms of hormone signal amplification.

Describe the effects of hypo- and hyperthyroidism on metabolism.

Explain how the endocrine and nervous systems interact to regulate body processes.

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Definitions:

Earnings Quality

An assessment of the true income generated by a company, gauging how accurately the reported income reflects the company's true earning power.

Deferred Tax Assets

Assets on a company's balance sheet that may be used to offset future tax liabilities.

IFRS

International Financial Reporting Standards, a set of global accounting guidelines for preparing financial statements.

Valuation Allowance

Valuation Allowance is an accounting procedure that reduces the value of a deferred tax asset if it is unlikely that the business will use the tax asset in the future.