A Field Biologist Finds What Might Be a New Species

question 72

Multiple Choice

A field biologist finds what might be a new species of prokaryote in sewage sludge. It is an obligate anaerobe that metabolizes organic acids and requires hydrogen gas. It lacks a peptidoglycan cell wall. The new find may be a

• A) clostridium.
• B) mycoplasma.
• C) bacteroides.
• D) methanogen.
• E) cyanobacterium.

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Definitions:

Risk-Free Rate

The theoretical return on an investment with zero risk, often represented by the yield on government securities.

Face Value

The nominal or dollar value printed on a financial instrument, such as a bond or stock certificate, representing the amount to be paid at maturity or the value of a share.

Straight Bond Value

The present value of a bond's future interest payments and its redemption value at maturity, assuming it has no special features.

Black-Scholes Option Pricing Model

A mathematical model for pricing an options contract by estimating the variation over time of financial instruments.