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Home Q & A Board Biology-Related Homework Help General Biology
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tyressjones tyressjones
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7 years ago
An antibiotic is given repeatedly to treat a recurrent ear infection. It worked initially but now is no longer effective. This indicates that the Streptococcus bacterium
A) is very sensitive to the antibiotic.
B) is being treated with an antibiotic that has experienced a manufacturing error, making it infective.
C) experienced natural selection that has allowed the resistant Streptococcus to survive and multiply.
D) is infectious only if it is sensitive to the antibiotic.
Textbook 
Biology: Life on Earth

Biology: Life on Earth


Edition: 10th
Authors:
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kont24kont24
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