Match the immune system line of defense with its correct description. tiles includes mechanical barriers that prevent microorganisms from entering the body includes cells and processes that remove or neutralize organisms that have penetrated mechanical barriers a complex defense that recognizes and reacts to specific organisms

Injuries in the environment are a result of a. lower level activities. b. irresponsibility. c. mismatch between a child's abilities and activities. d. children not paying attention.

To avoid food poisoning, perishable items should not be stored in the refrigerator for more than days.

Awoman comes to your genetic counseling center because she knows that huntington disease occurs in members of her family. her paternal grandfather was afflicted, but so far her father shows no symptoms. her two great-great grandmothers on her father's side were healthy well into their 90s, and one of her great-great grandfathers died of unknown causes at 45. testing for huntington disease is extremely expensive, but she is concerned that she may fall victim to this disease and wants to plan her life accordingly. after examining her pedigree you advise her to