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

Urea is made in the liver and excreted in urine.
What is made in the liver and excreted in urine?

Stimulation of triglyceride breakdown is the first direct action of growth hormone.
What is the first direct action of growth hormone?

Gardasil is the vaccine to prevent infection of hpv.
What is the vaccine to prevent infection of hpv?