Which cells are the main "warriors" of the immune system?

a client has been prescribed misoprostol for the treatment of peptic ulcer disease. what is a true contraindication for this medication

What is responsible for the uneven heating between the poles and the equator on any given day

Many organizations release indexes used to measure the development of the world's countries. as we learned in this lesson, these indexes measure many factors, from life expectancy to happiness. in your opinion, what are the three most important factors we can use to determine how developed a country might be? explain your answers in a few sentences.