If a person has memory b cells against a certain pathogen, the person is….less likely / more likely (circle one) to develop the disease a second time?

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Your doctor will speak with you regarding your concern for all the the above he / she will maintain regular checkups with you regarding the yes answers you answered in the questionnaire

Answer its calculated by subtracting your age from 220;

The answer you're looking for is washing your hands. "at this late date, we all expect our doctors to wash their hands before examining us or performing an operation in order to prevent the spread of infection. surprisingly, physicians did not begin to acknowledge the lifesaving power of this simple act until 1847.it was then that dr. semmelweis began exhorting his fellow physicians at the famed vienna general hospital (allgemeines krankenhaus) to wash up before examining women about to deliver babies. his plea was far more than aesthetic; it was a matter of life and death and to prevent a deadly malady known as “childbed” or puerperal (from the latin words for child and parent) fever."