Answer:
The burn of chili peppers, the cooling sensation from mint, pain associated with touching an extremely cold surface, pain associated with touching an extremely hot surface
Choice A is the correct choice, The graduation rate in a city and the rate of unemployment in that same city would not have a positive correlation.
The cardiovascular system transports oxygen and nutrients to the cells and transports waste away from the cells
IL-2 is one of many cytokines that govern the immune response. It acts as a mitogen for T cells, potentially enhancing their proliferation and activity, improving antigen generation, and raising the synthesis and release of other cytokines.
Proteins, Ribonucleic acid is another kind of organic molecule that also acts as a catalyst for chemical reactions. Asides acting a catalyst for chemical reactions, proteins have a wide variety of functions that they perform in in living cells.