Binary fission, is an asexual reproduction by, and it is when the body splits into two new bodies. In the process of binary fission, an organism duplicates its genetic material, (DNA), and then divides into two parts (cytokinesis), with each new organism receiving one copy of DNA. Hope this helps. c;
Enzymes acts as a catalyst in chemical reactions to speed up the rate of reaction.
Enzymes are not necessarily needed because substrates can disintegrate on their own, but enzymes are helpful to aid this process.