No I have not completed it but, I'd be happy to help you with any other questions you might have.
I’m pretty sure it’s convergent
The primary difficulty is the fact that we do not know all of the organisms that currently exist in the world along with those that existed in the past.
Answer: Coenzymes
Explanation:
Coenzymes are the small organic molecules that are often derived from the vitamins. It can be tightly or loosely bond to the enzymes.
Tighly bond ones are the prothestic groups and loosely bond ones are coenzymes like the products and substrate which binds to the enzyme and get released from it.
This component is very important for any reaction to take place. It bonds to the enzymes and helps in product formation.