The right balance of the different foods you need and the right amount of energy
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Why are vitamins and minerals needed?
Needed in small amounts for a healthy functoning body
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Malnourished
When a persons diet is not balanced
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Pathogens
Microorganisms that cause infectious diseases
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How does bacteria make us ill?
Produce toxins
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How do viruses make us ill?
They reproduce rapidly and invade our cells
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White blood cells help to defend against pathogens by:
1)Ingesting Pathogens 2)Producing antibodies which destroy particular viruses and bacteria 3) Producing antitoxins to counteract the toxins released by the pathogen
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Other cards in this set
Card 2
Front
Needed in small amounts for a healthy functoning body
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