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

Ex Input:
Volvox sphere has a distinct front and back end.

Ex Output:
What has a distinct front and back end?

Ex Input:
Three many pairs of autosomes are there.

Ex Output:
How many pairs of autosomes are there?

Ex Input:
The word metamorphism, which gives its name to a type of rock, means "to change form

Ex Output:
What scientific word, which gives its name to a type of rock, means "to change form"?