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

Ex Input:
Zinc is active transition metal kind of metal.

Ex Output:
Zinc is what kind of metal.?


Ex Input:
There are three quarks in each proton and neutron.

Ex Output:
How many quarks are in each proton and neutron?


Ex Input:
Medulla is the region known as the myelencephalon in the embryonic brain.

Ex Output:

What is the region known as the myelencephalon in the embryonic brain?