Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Example Input: Question: What catalyst substances may also allow reactions to occur by different pathways that have lower activation energy? Answer: enzymes
Example Output: Enzymes may also allow reactions to occur by different pathways that have lower activation energy.

Example Input: Question: Types of compounds include covalent and which other compounds? Answer: ionic
Example Output: Types of compounds include covalent and ionic compounds. They differ in the nature of the bonds that hold their atoms or ions together.

Example Input: Question: Matter can be described with what two encompassing types of properties? Answer: physical and chemical
Example Output:
Matter can be described with both physical properties and chemical properties.