Answer:
C
Explanation:
it takes a few months before you can detect the virus in the blood and at that stage the symptons apear because the virus gas taken over
Answer:
Tuberculosis (TB) is a bacterial infection spread through inhaling tiny droplets from the coughs or sneezes of an infected person. It mainly affects the lungs, but it can affect any part of the body, including the tummy (abdomen), glands, bones and nervous system.
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Answer:
The prevalence of the disease is 0.015
Explanation:
Mathematically,
Disease Prevalence (P) = Incidence (I) * Average duration of the disease (D)
From the question, the Incidence is 500/100,000 person-years
Duration of the disease = 3 years
Prevalence = 500/100,000 * 3 = 0.015
Answer: the percentage that is illegal for alcohol is 0.05%
Answer:
I believe that the method that is the most effective way to quit smoking is to use a nicotine patch. What the nicotine patch does is reduce the amount of nicotine entering your body. Gradually, you decrease the amounts you are taking each day until you finally get rid of the nicotine entirely. The nicotine patch still gives you the effects of nicotine, but without the negative effects of smoking
