Which of the following best describes what scientists have learned about the role of bacteria in causing disease?

+1 vote

 

Most species of bacteria are pathogenic.

Bacteria cause far fewer diseases than do archaea.

Scientists can identify major bacterial groups but not specific organisms that cause most bacterial diseases.

Pathogenic bacteria are more likely to be present in the digestive and respiratory tracts than in the nervous or circulatory systems.

 

asked Dec 28, 2012 in Biology by anonymous
    

1 Answer

0 votes

 

Pathogenic bacteria are more likely to be present in the digestive and respiratory tracts than in the nervous or circulatory systems.

 

answered Dec 28, 2012 by anonymous



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