Answer:
The digestive system
Explanation:
Because the food gets dissolve in the digestive system. After it finished dissolving, the body must elimenate it by using the bathroom.
I think it is
<span>D. It takes place along an unraveled section of DNA</span>
<span>Several types of relationship exist between living organisms in an ecosystem. When two different species of animals depend on the same king of food for survival, this type of relationship is called COMPETITION. In competition relationships, the fittest usually survival.</span><span />
The major organ of the circulatory system that causes blood to flow through the body by its pumping action is the heart.
I believe the correct answer is natural selection.
Natural competition and the fight for “survival of the fittest” is what pushes diversity the most.
