instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Photoautotrophs and chemoautotrophs are two basic types of autotrophs.
answer:
Photoautotrophs and chemoautotrophs are two basic types of what?


question:
Resonance is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule.
answer:
What is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule?


question:
The chromosomes duplicate in the interphase phase.
answer:

In which phase do the chromosomes duplicate?