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Health, 22.06.2019 02:00
Astudy shows that an influenza vaccine is 71.4% effective in preventing a particular type of influenza. if 15,422 people receive the vaccine, how many would not be protected and would be likely to get infulenza?
Answers: 1
Health, 22.06.2019 11:30
Mucous membranes.. a. cover or line external surface of body. b. line internal body surfaces that are in contact with the environment. c. produce antibodies to combat infection. d. secrete sweat, which has antibacterial enzymes.
Answers: 1
Health, 23.06.2019 06:00
Define physical activity. question 3 options: bodily movement produced by the contraction of muscles planned and structured exercise the ability to perform rigorous activity all the above
Answers: 1
Hepatitis a is virus that can contaminate through ready to eat food. which of the following is an ex...
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