An ecology magazine regularly publishes articles on tree diseases. This year , the number of articles onOphiostoma ulmi , the fungus that causes Dutch elm disease , is significantly smaller than the number of such articles that appeared last year.
Clearly, fewer researchers studiedOphiostoma ulmi this year than did so last year.
Which of the following , if true, weakens the above conclusion?
A.) Many researchers publishing articles are currently studyingStegophora ulmea , a fungus that causes
...
Clearly, fewer researchers studiedOphiostoma ulmi this year than did so last year.
Which of the following , if true, weakens the above conclusion?
A.) Many researchers publishing articles are currently studyingStegophora ulmea , a fungus that causes
...
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