12. Tuberculosis (TB), which was once almost
eradicated, is becoming more common, even
i...
12. Tuberculosis (TB), which was once almost
eradicated, is becoming more common, even
in developed countries, because
a. new varieties of the tuberculosis pathogen
have evolved in rodents.
b. livestock are given antibiotics.
c. the pathogen that causes TB breeds in pol-
luted water.
d. some populations of the pathogen that
causes TB are resistant to the antibiotics.
Answers: 3
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Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?
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The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?
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Atest cross can be used to -predict the phenotypes of a monohybrid cross -predict an unknown genotype of a purebred dominant plant -cross-breed dominant and recessive plants -give probabilities that a trait will appear
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According to these anatomical structures which two animals are probably most closely related
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