Which of the following can be considered examples of trait variation being maintained by frequency-dependent selection?
1)An aggressive strategy never works better than a non-aggressive strategy does,even if virtually 0% of individuals use the aggressive strategy
2)An aggressive strategy works better than a non-aggressive strategy does,but only if less than 10% of individuals use the aggressive strategy
3)An aggressive strategy works better than a non-aggressive strategy does,but only if less than 70% of individuals use the aggressive strategy.

Question

Quizplus · Accepted Answer

Frequency-dependent selection occurs when the fitness of a phenotype depends on its frequency relative to other phenotypes in a given population. Choices 2 and 3 illustrate scenarios where the success of an aggressive strategy is dependent on its rarity, fitting the concept of frequency-dependent selection. Choice 1 does not fit this concept because the strategy's success does not change with its frequency.

Which of the Following Can Be Considered Examples of Trait