instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Urea is made in the liver and excreted in urine.
answer:
What is made in the liver and excreted in urine?


question:
Muscle type of cell function relies on microfilaments, which are the actin components of the cytoskeleton.
answer:
What type of cell function relies on microfilaments, which are the actin components of the cytoskeleton?


question:
A flower's colors come from vacuole part of the plant.
answer:

A flower's colors come from what part of the plant?