A New Organism Is Discovered in the Forests of Costa

question 21

Multiple Choice

A new organism is discovered in the forests of Costa Rica. Scientists there determine that the polypeptide sequence of hemoglobin from the new organism has 72 amino acid differences from humans, 65 differences from a gibbon, 49 differences from a rat, and 5 differences from a frog. These data suggest that the new organism

• A)is more closely related to humans than to frogs.
• B)is more closely related to frogs than to humans.
• C)may have evolved from gibbons but not rats.
• D)is more closely related to humans than to rats.
• E)may have evolved from rats but not from humans and gibbons.

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Definitions:

Required Rate of Return

The minimum annual return percentage necessary to attract individual or corporate investment into a specific security or project is known as the required rate of return.

Constant Growth Rate

The assumption that a variable, such as a company’s dividends or economy, will grow at a consistent rate over time.

Expected Dividend

The forecasted payment of dividends to shareholders, based on a company’s past dividend history and future earnings projections.

Semistrong Efficient

This term refers to a form of market efficiency that assumes all publicly available information is already reflected in stock prices, including historical and fundamental data.