Answer:
I agree it would be A) IT is a reactant in a chemical reaction
Explanation:
a catalyst is a substance that causes a chemical reaction to happen in a different way than it would happen without that catalyst
Nucleotide is a combination of a sugar, nitrogen base and phosphate groupment
Answer:
I'd say it is C. They are all different forms that magma takes after a volcanic eruption
Explanation:
Magma is the liquid form of lava and ash and cinder come form the burning of matter. Hope this helps.