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Course: AP®︎/College Biology > Unit 1

Lesson 3: Introduction to biological macromolecules

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Introduction to biological macromolecules

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Image credit: OpenStax College [CC BY 3.0], via Wikimedia Commons

Which of the following best describes the role that water plays in the reaction depicted above?

(Choice A)
In the reverse of this reaction, water is used to promote hydrolysis.
(Choice B)
As a reactant, water cleaves the covalent bond that holds the dimer together.
(Choice C)
Water is a product of this dehydration synthesis reaction.
(Choice D)
When water is added, the two monomers form a covalent bond that holds the dimer together.

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