Answer:
Atoms are made of the same type of parts,but the sizes change
Explanation:
The answer is <em>A.) You have antibodies that already recognize the virus</em>
Viruses and diseases are always changing. When we get sick with say the flu, a virus, or the cold of sorts, our body attacks it until it fights off the disease. You can't get sick from the same strand of sickness because once your body defeats the virus, it knows how to protect the body from it because of the antibodies, so the virus ends up evolving to get past your immune system again.
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Answer:
chemicals are expelled from the white blood cells into the wound site, and this is what causes the redness and warmth.
Explanation:
