An Alien DNA-Like Molecule Is Isolated from the Frozen Remains

question 248

Multiple Choice

An alien DNA-like molecule is isolated from the frozen remains of a life form found beneath the Martian polar ice caps.In this sample, for every base designated Q, there is twice that amount of base R; for every base Z, there is twice that amount of base S.Assuming that there is base bonding, a likely conclusion from these observed ratios is that one base _______ bonds with _______ base _______.

• A) Q; one; R
• B) Q; two; Rs
• C) R; two; Qs
• D) Z; one; S
• E) S; two; Rs

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Definitions:

Absolute Advantage

The capability of a country or individual to produce more of a good or service with the same amount of resources as competitors.

Opportunity Cost

The price paid for not selecting the next most favorable opportunity when deciding.

Production Possibilities Frontier

A curve that depicts all maximum output possibilities for two or more goods given a set of inputs (resources, labor, etc.), assuming all are used efficiently.

Labor Force

The total number of people employed and unemployed, actively seeking employment in an economy.