I may be wrong but I think it’s the second one. They speed up reactions, and there’s a certain enzyme for a certain reaction.
Answer:
Imagine studying a cell. That cell has billions of things you can learn about. Now imagine 37.2 trillion cells each a little bit different but still similar. Now imagine that multiplied by all the different people there are on earth. Now then include all the other types of living animals.
That's biology
A hypothesis is uneducated guess guess, or A guess you make before not knowing anything about the topic. The theory is A educated guess . Siri you would already know information about the topic and then putting your input
Answer: It's not observable, but is determined based on a large amount of
related evidence.
Explanation: