Given a scientific question, generate a correct answer to it.

[EX Q]: What term is used to describe the total spread of values in a sample?
[EX A]: range

[EX Q]: What happens when turgid cells in a nonwoody tissue push against each other?
[EX A]: the tissue stiffens

[EX Q]: What type of response do signal transductions within target cells bring about?
[EX A]:
physiological