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.

Question

Quizplus · Accepted Answer

Without the selection pressure from the American cheetah, pronghorns may divert energy to other traits that improve fitness, potentially leading to a decrease in speed over time.

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