Biologists Hypothesize That the Now-Extinct American Cheetah Provided the Selection

question 25

Multiple Choice

Biologists hypothesize that the now-extinct American cheetah provided the selection pressure that led to the swiftness of the pronghorn. Predict how pronghorn speed might change in the next few thousand years.

• A)Pronghorns will continue to become even faster; it's always better to run as fast as possible.
• B)Pronghorns will become slower as individuals divert energy and resources away from running and toward other features that improve fitness.
• C)Pronghorns will maintain their speed; once a characteristic is developed it's always retained.
• D)Pronghorns will maintain their speed because predators like cougars, wolves, and the coyote will remove slower individuals.

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Definitions:

Zero Coupon Bonds

Bonds issued at a discount from their face value, which do not pay periodic interest but are redeemed at full face value at maturity.

Effective Interest Rate

The real rate of interest taking into account the effects of compounding over a given period.

Discount

A reduction from the full amount or value of a product or service, usually to entice customers or accelerate sales.

Effective Interest Method

An accounting practice for amortizing a bond discount or premium on the basis of effective interest rate, rather than the straightforward straight-line method.