Question

Feed back inhibition of an enzyme is influenced by

• A. Enzyme itself
• B. External factors
• C. End product
• D. Substrate

Answer 1

The correct option is C End product

In feed back inhibition product of a reaction inhibits the enzyme catalysing that reaction. It is a type of control mechanism at the enzyme level. If the product is produced in sufficient amount, it inhibits the enzyme to stop the further production. So, the correct answer is 'End product'.