Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[Q]: Aerobic exercise helps improve the cardiovascular system, while anaerobic exercise causes muscles to get bigger and stronger.
[A]: Aerobic exercise helps improve the cardiovascular system, while what exercise causes muscles to get bigger and stronger?


[Q]: Neutrophils provide an early, rapid, and nonspecific defense against invading pathogens.
[A]: What provides an early, rapid, and nonspecific defense against invading pathogens?


[Q]: Dependent variable is the term for the affected factor in an experiment.
[A]:
What is the term for the affected factor in an experiment?