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

Input: Consider Input: Unicellular eukaryotes are protists normally.

Output: What type of eukaryotes are protists normally?


Input: Consider Input: The male reproductive system consists of structures that produce sperm and secrete testosterone.

Output: What does the male reproductive system consist of?


Input: Consider Input: Rubber is an example of a(n) insulators that does not allow electrons to move through them.
Output: Rubber is an example of what type of substances that do not allow electrons to move through them?