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.

[EX Q]: Question: Where does chemical digestion mainly occur? Answer: small intestine
[EX A]: Chemical digestion mainly occurs in the small intestine.

[EX Q]: Question: What is the term for the length of the route between two points? Answer: distance
[EX A]: Distance is the term for the length of the route between two points.

[EX Q]: Question: Chemists use simple diagrams to show an atom’s valence electrons and how they do what? Answer: transfer
[EX A]:
Chemists use simple diagrams to show an atom’s valence electrons and how they do transfer.