What does the C in REACT mean?

What is blood made of and what does it do inside your body? What region does the paper Evening Sun service? Which stone is used to make grinding stone in grinder machines Other than granite? How do pulmonary agents cause pulmonary edema? How much damage does return do? Why is it important to measure calories? What degrees Cele's does zinc melt? How much electricity did a typical 15-year-old refrigerator consume in the 90s? what happens in juvy? What kingdom contains entirely unicellular? Is Kepler 22 b real? Who was hebe married to? What is tetramethyldiaminobenzhydrylphosphinous used for? Was it exothermic or endothermic? Is it e'er so then I defy you stars? Which common vulnerabilities associated with family members usually involve the sharing of too many details? Is Asia north or south? Are semi metals shiny? In order to be transcribed DNA molecules separate between what parts? Do different colored lights affect plant growth?