Refer to the illustration above. The most likely reason for Response- Il being greater than Response l in the graph is Response II Point A: person bitten by mosquito carrying bacterium Point B: person bitten by mosquito carrying same bacterium D Response I B 1. 100 120 140 20 40 60 80 1 time (days) O more bacteria entered at point B than at point A. O memory cells were activated in Response II. antibodies from Response I were still in the blood. macrophages increased their production of antibodies. amount of antibody in blood

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Defense Mechanism

Circumstances influence and compel people to behave in a certain way. One such behavior is a defense mechanism. It is employed by people to escape from unpleasant circumstances, thoughts and actions. Defense mechanisms are, thus, psychological strategies that help to avert and avoid unwanted feelings such as guilt or shame and situations such as threat and danger.