阿摩線上測驗
36. How do xenobots produce new xenobots?
(A)They collect loose stem cells and form them into new xenobots.
(B) They produce new xenobots by way of cell degradation.
(C) They use frog embryos to produce new xenobots.
(D)New xenobots could only be generated by computers.
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統計： A(257), B(13), C(21), D(10), E(0) #2914616
統計： A(257), B(13), C(21), D(10), E(0) #2914616
