Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
--------
Question: Mercury is the name of the smallest planet in our solar system, which is also nearest to the sun.

Answer: What is the name of the smallest planet in our solar system, which is also nearest to the sun?


Question: Gardasil is the vaccine to prevent infection of hpv.

Answer: What is the vaccine to prevent infection of hpv?


Question: Proteins are complex organic molecules that make up cells.

Answer:
What are complex organic molecules that make up cells?