instruction:
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.
question:
Question: What do we call water that has been used for cleaning, washing, flushing, or manufacturing? Answer: wastewater
answer:
We call water that has been used for cleaning, washing, flushing, or manufacturing wastewater.


question:
Question: What is the term for the exchange of genetic material between non-sister chromatids of homologous chromosomes? Answer: crossing-over
answer:
Crossing-over is the term for the exchange of genetic material between non-sister chromatids of homologous chromosomes.


question:
Question: What kind of cells have positive cell potentials, and all the reduction reactions are reversible? Answer: galvanic cells
answer:

Galvanic cells kind of cells have positive cell potentials, and all the reduction reactions are reversible.