The correct answer is Karl will get sick and Jose will not this time, but neither will get this influenza again since they both will have acquired active immunity to it.
In the case of Jose artificially active immunity has been induced due to vaccination. A vaccine instigates a primary response against the antigen without resulting in any signs of the disease. On the other hand, Karl will acquire active immunity naturally in future, as when an individual get exposed to a live pathogen, he or she develops the disease, and turns immune as an outcome of the primary immune response.
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Birth is an example of a normally occurring positive-feedback mechanism.
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You write what you think is going to happen based off those questions. For example, on a, you could put something such as "If I eat 1 lbs of candy I will gain __ pounds." You can change the sentence around to make it your preference.
An organic compound<span> is any member of a large class of gaseous, liquid, or solid chemical </span>compounds<span> whose molecules contain carbon. From this, you could be able to find the answer.</span>
