61. Which of the following pieces of evidence most directly contradicted the hypothesis that viruses were some kind of cell?
(A) Organisms could develop immunity to virus.
(B) Viruses could pass through fine filters.
(C) Viruses can form crystals.
(D) Viruses contain proteins.
(E) Viruses cause disease.
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統計: A(1), B(5), C(19), D(4), E(1) #2242023
統計: A(1), B(5), C(19), D(4), E(1) #2242023