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 being treated with an antibiotic that has experienced a manufacturing error, making it infective.
B) is very sensitive to the antibiotic.
C) is infectious only if it is sensitive to the antibiotic.
D) experienced natural selection that has allowed the resistant Streptococcus to survive and multiply.
Correct Answer:
Verified
Q1: Who wrote On the Origin of Species
Q2: Who presented the idea of natural selection
Q4: The idea that physical changes I make
Q5: The publication date of On the Origin
Q6: Which geologist described the age of the
Q7: Which statement illustrates Lamarck's theory on the
Q8: Genetic variations in natural populations develop due
Q9: A postulate is
A) a set of four
Q10: Plato's view of species
A) did not allow
Q11: The concept that Earth's present landscape is
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents