23. A virus consisting of a single strand of RNA, which is reverse transcribed into complementary DNA,
is referred to as a______ .
(A) protease
(B) retrovirus
(C) bacteriophage
(D) non-enveloped virus
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統計: A(0), B(33), C(0), D(0), E(0) #3240059
統計: A(0), B(33), C(0), D(0), E(0) #3240059