Question

fill in the blank question

enzyme-substrate interactions are sometimes referred to as a(n) blank-and-key\ interaction.

Explanation:

Identify the missing term in the analogy

The sentence describes enzyme-substrate interactions using a classic analogy that ends with "-and-key". The standard scientific term for this model is the "lock-and-key" interaction.

Answer:

Enzyme-substrate interactions are sometimes referred to as a(n) <blank>lock</blank>-and-key" interaction.