Why is it important that the nervous system can detect stimuli?
1) get away from danger 2) to prevent injury
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Explain how a vaccination prevents infection.
1) Vaccinations contain dead or inactive pathogens which make the WHITE BLOOD CELLS produce ANTIBODIES. 2) If there is a re-infection antibodies ill MASS-PRODUCE 3) the antibodies will kill the pathogen
3 of 5
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4 of 5
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5 of 5
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Why is it important that the nervous system can detect stimuli?
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