Answer:
In addition to maintaining international peace and security, the United Nations protects human rights, delivers humanitarian aid, promotes sustainable development and upholds international law.
Explanation:
B . to supply energy for splitting the water molecules
<span>A hapten is one of Ruthie's symptoms that is an example of an innate defense mechanism. The hapten is a molecule which is small and it is not antigenic. The hapten also stimulates the process of production of antibodies in our own body.</span>