instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Aerobic exercise helps improve the cardiovascular system, while anaerobic exercise causes muscles to get bigger and stronger.
answer:
Aerobic exercise helps improve the cardiovascular system, while what exercise causes muscles to get bigger and stronger?


question:
Spring tides are created when the sun and moon's tides match.
answer:
Which type of tides are created when the sun and moon's tides match?


question:
Eukaryotes have nuclei and other membrane bound organelles.
answer:

Which kinds of cells have nuclei and other membrane bound organelles?