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lina2011 [118]
4 years ago
14

Which of the following most accurately describes changes in life expectancy?

Health
1 answer:
dmitriy555 [2]4 years ago
3 0
Life expectancy has increased steadily during the past six thousand years by 1.4%
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Answer:

Second line of defense

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Explanation: The immune system of individuals is charged with the responsibility of protecting and barricading the body against disease and infections. The form a line of defense which prevents or guards the body against disease invasion.

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Also, the non-specific immunity is an aspect of the innate immunity component alongside the physical and chemical barrier. Innate immunity component are also called intrinsic component as they are present during birth of an individual and are different from acquired immunity which are learnt over time.

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