All of the following are true, according to the pa...

Câu hỏi: All of the following are true, according to the passage, EXCEPT ______.

A Pfiesteria caused the death of about one billion fish in the late 1990s

B animal and chemical waste from farmlands, livestock and mining operation may contribute to the expansion of Pfiesteria                                        

C Pfiesteria was not commonly noticed despite scientific findings

D the toxic substances emitted by Pfiesteria have a similar effect on human and fish skin