In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

[Q]: Question: What parts of the planet does solar energy have difficulty reaching? Answer: poles
[A]: Poles parts of the planet does solar energy have difficulty reaching.


[Q]: Question: Organisms categorized by what species descriptor demonstrate a version of allopatric speciation and have limited regions of overlap with one another, but where they overlap they interbreed successfully? Answer: ring species
[A]: Organisms categorized by ring species species descriptor demonstrate a version of allopatric speciation and have limited regions of overlap with one another, but where they overlap they interbreed successfully.


[Q]: Question: What term that shows how fast a population is growing includes new members added to the population over a given period, as well as old members removed from the population? Answer: growth rate
[A]:
Growth rate term that shows how fast a population is growing includes new members added to the population over a given period, as well as old members removed from the population.