Answer:
They bind to an allosteric site which induces a conformational change that increases the affinity of the enzyme's active site for its substrate. This increases the reaction rate.
The answer to this certain question is gonna be the letter C- PANCREAS
<span>Primitive, single-celled life forms without organized nuclei are termed PROKARYOTES.</span>
RNA polymerase is guided to the correct place.
The substances that protect against oxidative stress and the resultant tissue damage at the cellular level is, option B. Antioxidants. Oxidation can cause imbalance in the body. Antioxidants are used to counteract the damage produced by free radicals. Good natural sources of antioxidants include fruits and vegetables.