Two Sisters from the Middle of the United States Move

question 42

Multiple Choice

Two sisters from the middle of the United States move. One loves snow and moves north to the Upper Peninsula of Michigan. The other moves south to the warm Gulf Coast. Each takes seeds from a variety of poppy that has been in the family for generations. Ten years later, the plants have changed. Those in the north are stocky, have reddish-purple flowers, and bloom within a month of planting. Those in the south have become tall, have single pink flowers, and bloom several months after planting. What has most likely happened?

• A)temporal isolation
• B)population bottleneck
• C)allopatric speciation
• D)behavioral incompatibility
• E)adaptive radiation

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Definitions:

Continuous Reinforcement

A learning process in which a behavior is rewarded every time it occurs, leading to faster acquisition of the behavior.

Delayed Reinforcement

A strategy in which the reward or consequence for a behavior is presented after a significant time lapse, affecting the conditioning process.

Reinforcement

In psychology and organizational behavior, the process of encouraging or establishing a pattern of behavior by offering rewards or consequences.

Immediately

Refers to something happening without delay or instantly.