The coronary<span> arteries are the network of blood vessels that carry oxygen- and nutrient-rich blood to the cardiac muscle tissue. The blood leaving the left ventricle exits through the </span>aorta<span>, the body's main artery.</span>
I think the correct answer is cellular respiration. It is the set of reactions that take place inside the cells in order to convert energy from food especially from glucose into a unit of energy which is ATP and then eventually release wastes. Hope this helped.
The answer would be genes because you inherit these characteristics from your parents :)