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MsCorrine MsCorrine
wrote...
Posts: 355
5 years ago
Which one of the following best explains why people get so many colds in their lifetime?
A) The immune system has a hard time identifying the viruses that cause the colds.
B) The viruses that cause these colds constantly produce new antibodies, which cause the symptoms.
C) These individuals do not produce enough white blood cells.
D) The viruses that cause colds evolve rapidly, which results in a change in their antigenic structure.
E) The B cells of these individuals destroy their T cells.
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GamerGeekGamerGeek
wrote...
5 years ago
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MsCorrine Author
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5 years ago
Thanks
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Yesterday
Smart ... Thanks!
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2 hours ago
This helped my grade so much Perfect
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