Indicate your choice on the answer sheet - scantron. If you are stumped by a question, place a mark by it, and return to it later. NK cell 1. Lymph nodes will respond to a nearby infection by a. traveling to infection site. The spleen may a. destroy old RBCs.
Schistosome parasites have a complex life cycle because they a. travel in our bodies.
Horizontal gene exchange refers to the ability of a pathogen to a. acquire genes from our cells. The infectious diseases that are the MOST difficult to prevent future infections or to prevent rapid dispersal around the world are those that travel via a. air. Scientists may soon begin to demand that anti-biotics be used a. more often in our diet. You should use something to lower a fever a. F. d. if you want to get well soon.