Which of the following best summarises the relationship between dehydration reactions and hydrolysis? September 21, 2022 by 8i9x6 Dehydration reactions assemble polymers; hydrolysis reactions break polymers apart. Dehydration reactions eliminate water from membranes; hydrolysis reactions add water to membranes. Dehydration reactions and hydrolysis reactions assemble polymers from monomers. Hydrolysis reactions create polymers, and dehydration reactions create monomers. See Answer Dehydration reactions assemble polymers; hydrolysis reactions break polymers apart.