Natural Selection for Traits That Keep Distinct Populations from Reproducing

question 23

Multiple Choice

Natural selection for traits that keep distinct populations from reproducing with each other is called reinforcement.When is reinforcement beneficial?

• A)when populations would otherwise fuse over time
• B)when hybrids have lower fitness than either parent population
• C)when prezygotic isolating mechanisms are in place
• D)when one population could be overwhelmed by the other
• E)reinforcement is beneficial under all of the above conditions

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Definitions:

Indirectly Revealed

Information or characteristics that are not explicitly stated but can be inferred or understood through indirect evidence or implication.

Expressive Behavior

Actions that convey internal states, emotions, or attitudes, often serving as a form of non-verbal communication among individuals.

Functional Autonomy

refers to a concept in psychology where behavior continues to be exhibited even after the original motivations or needs behind it have been satisfied, indicating an evolution of motive.

Reflexes

Automatic, involuntary responses to specific stimuli.