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 type of transport requires no energy and occurs when substances move from areas of higher to lower concentration? Answer: passive transport
[A]: Passive transport requires no energy and occurs when substances move from areas of higher to lower concentration.


[Q]: Question: What is a byproduct from the combustion of fossil fuels like coal and gasoline? Answer: nitrogen dioxide
[A]: Nitrogen dioxide is a byproduct from the combustion of fossil fuels like coal and gasoline.


[Q]: Question: What is the term for a homogeneous mixture of two or more substances? Answer: solution
[A]:
Solution is the term for a homogeneous mixture of two or more substances.