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Which detail from the text What is a vaccine best supports the answer to Part A? |
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Answer» Answer: "Before vaccines, many children SUFFERED from debilitating - and killer - ILLNESSES such as measles, polio, smallpox and DIPHTHERIA." (PARAGRAPH 3) O B “The body is designed to fight off foreign invaders, such as germs. To do this, it needs to be able to distinguish elements of itself from outside agents (nonself).' (Paragraph 5) O C "The antibodies 'remember' the germ. This creates immunity against future infections with the same type of germ." (Paragraph 12) OD "Now the old antibodies may no longer recognize the new form of the germ (and antigens) and therefore fail to protect against it." Explanation: |
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