What is an enzyme?

An enzyme is a catalyst / which speeds up a reaction. It's a protein and/or it's specific (due to its active site)

PE
Answered by Precious E. Biology tutor

2902 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

Before a drug is sold and released to the public, what measures must scientists take to ensure the safety of a drug and why are these steps taken?


Mitosis is important in the life of a multi-cellular organism. Explain why and how mitosis works.


Explain how transcription of genes occurs


Define the term gland and give two examples of endocrine glands in the human body.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning