A population undergoes a shift in which those who are really tall and those who are really short decrease in relative frequency compared to those of medium size, due to a change in the availability of resources. This is an example of

🎲 Try a Random Question  |  Total Questions in Quiz: 121  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
AP Biology Practice Test Questions — practice the complete quiz, review flashcards, or try a random question.


A population undergoes a shift in which those who are really tall and those who are really short decrease in relative frequency compared to those of medium size, due to a change in the availability of resources. This is an example of