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 works by selecting for alleles that confer beneficial traits or behaviors, while selecting against those for deleterious qualities? Answer: natural selection
[A]: Natural selection works by selecting for alleles that confer beneficial traits or behaviors, while selecting against those for deleterious qualities.


[Q]: Question: How many pathways do plants have for carbon fixation? Answer: three
[A]: Three many pathways do plants have for carbon fixation.


[Q]: Question: Where does groundwater primarily come from? Answer: precipitation
[A]:
Groundwater primarily comes from precipitation.