8. Why is it that people who survive certain diseases like the measles will never get ti disease again? Try to explain this type of 'immunity'. Where does it reside in the bow based on cells? Is it in the serum of the blood? Why is it that some diseases don't give immunity? 9. Discuss how contagious diseases influenced the history of Hawaii.

9. Which option is correct

The Importance of Children Vaccination In the late 1700s, Edward Jenner a practicing doctor in England inserted some fresh cowpox from a woman to a small boy as a medical experience. The boy never contracted smallpox which developed the idea of vaccination. Vaccination is among the greatest invention in the field of health. They have saved millions of lives for over 50 years. Before the development of measles vaccine, millions of Americans suffered from the disease per year and thousands were hospitalized (Kluger). Most vaccines administered to children are 90% to 99% effective in disease prevention. However, there is a challenge where some people doubt the efficiency of vaccines and thus do not take their children for vaccination. The main concern to parents is a myth that autism is caused by vaccines. Vaccines aid in preventing children from contracting deadly diseases and in containing diseases so that they don’t spread to others. When a child is born, their immune system is not…

2. Bacterial have a special amino acid that begins many of their proteins. It is recognized by the:                                   A. Peptidoglycan Receptor     B. TLR2     C. TLR4     D.fMet Receptor