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

[EX Q]: Starches are complex carbohydrates that are the polymers of glucose.
[EX A]: What complex carbohydrates are the polymers of glucose?

[EX Q]: Carried through body happens if cancer cells enter the blood stream.
[EX A]: What happens if cancer cells enter the blood stream?

[EX Q]: Bathymetric maps are topographic maps that show water depths called.
[EX A]:
What are topographic maps that show water depths called?