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: Growth factors and certain plant and animal hormones serve as molecular messengers that initiate pathways of what? Answer: cell division
[EX A]: Growth factors and certain plant and animal hormones serve as molecular messengers that initiate pathways of cell division.

[EX Q]: Question: The electron released during beta decay is not an orbital electron but an electron whose origin was where? Answer: in the nucleus
[EX A]: The electron released during beta decay is not an orbital electron but an electron whose origin was in the nucleus.

[EX Q]: Question: What type of analysis is performed to study gene expression patterns in cells? Answer: rna analysis
[EX A]:
Rna analysis type of analysis is performed to study gene expression patterns in cells.