Reusable complex protein that
promotes chemical reactions within cells are called enzymes.
Enzymes are biological molecules (proteins) that act as
catalysts and help complex reactions occur everywhere in life. Let's say you
ate a piece of meat. Proteases would go to work and help break down the peptide
bonds between the amino acids.
The correct answer between all
the choices given is the first choice or letter A. I am hoping that this answer
has satisfied your query and it will be able to help you in your endeavor, and
if you would like, feel free to ask another question.
