15. Numerous Xenopus cells were exposed to various amounts of ultraviolet light. Some of the resulting cells were observed to lack nucleoli. As a result, one would expect that the cell could not:
(A) synthesize rRNA.
(B) replicate its DNA.
(C)perform photosynthesis.
(D)perform cellular respiration.
(E)none of the above
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統計: A(0), B(1), C(0), D(0), E(0) #3262601
統計: A(0), B(1), C(0), D(0), E(0) #3262601