Enzymes Combine with a Substrate at Active Sites and Thereby

question 15

Multiple Choice

Enzymes combine with a substrate at active sites and thereby

• A) lower the energy of activation for a reaction.
• B) form a stable molecule between the enzyme and the substrate.
• C) consume the substrate.
• D) supply energy to a reaction.

---

Definitions:

Offers

Proposals presented by one party to another as a basis for negotiations or a possible agreement in a contract.

Promissory Estoppel

A legal principle that prevents a promisor from revoking a promise when the promisee has reasonably relied on the promise to their detriment, thereby enforcing the promise to avoid injustice.

Governmental Contracts

Agreements entered into by government agencies with private entities or individuals for the supply of goods, services, or the undertaking of works.

Offerees

Individuals or entities to whom an offer is made, which they can either accept or reject.