When Studying Hybridization Over Time, Researchers Have Found That

question 21

Multiple Choice

When studying hybridization over time, researchers have found that

• A)when reinforcement occurs, the production of hybrid individuals continues because hybridization is favoured or reinforced.
• B)when stability occurs, barriers to reproduction are strong, and hybrid numbers decline.
• C)hybridization between polar bears and grizzly bears is one of reinforcement.
• D)when fusion occurs, there is a weakening of reproductive barriers, gene flow continues, and the two hybridizing species become increasingly more alike.

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Definitions:

Personal Space

Zone of space most often used for conversations with family and friends, ranging from 1½ to 4 feet between individuals.

Social Space

Zone of space most often used for group interactions, ranging from 4 to 12 feet between individuals.

Public Space

Zone of space most often used by public speakers or anyone speaking to many people, ranging beyond 12 feet from the individual.

Primary Indicators

The main or most significant signs or pieces of evidence that point to a specific condition, trend, or phenomenon.